diff --git "a/README.md" "b/README.md"
--- "a/README.md"
+++ "b/README.md"
@@ -1,3 +1,6286 @@
----
-license: odbl
----
+---
+license: odbl
+language:
+- en
+tags:
+- chemistry
+- biology
+- art
+- medical
+size_categories:
+- 1M<n<10M
+dataset_info:
+- config_name: AgriculturalAndFoodSciences,1970-2015
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 43346
+  - name: validation
+    num_examples: 106
+  - name: test
+    num_examples: 90
+- config_name: AgriculturalAndFoodSciences,2016-2018
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 51765
+  - name: validation
+    num_examples: 165
+  - name: test
+    num_examples: 142
+- config_name: AgriculturalAndFoodSciences,2019-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 88385
+  - name: validation
+    num_examples: 230
+  - name: test
+    num_examples: 268
+- config_name: AgriculturalAndFoodSciences,2021-2021
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 56755
+  - name: validation
+    num_examples: 153
+  - name: test
+    num_examples: 155
+- config_name: AgriculturalAndFoodSciences,2022-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 32383
+  - name: validation
+    num_examples: 107
+  - name: test
+    num_examples: 118
+- config_name: Art,1970-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 29369
+  - name: validation
+    num_examples: 83
+  - name: test
+    num_examples: 84
+- config_name: Biology,1970-1993
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 34380
+  - name: validation
+    num_examples: 92
+  - name: test
+    num_examples: 116
+- config_name: Biology,1994-1999
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 30613
+  - name: validation
+    num_examples: 79
+  - name: test
+    num_examples: 74
+- config_name: Biology,2000-2003
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 31667
+  - name: validation
+    num_examples: 71
+  - name: test
+    num_examples: 69
+- config_name: Biology,2004-2006
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 34717
+  - name: validation
+    num_examples: 90
+  - name: test
+    num_examples: 117
+- config_name: Biology,2007-2008
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 33939
+  - name: validation
+    num_examples: 106
+  - name: test
+    num_examples: 90
+- config_name: Biology,2009-2010
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 56633
+  - name: validation
+    num_examples: 161
+  - name: test
+    num_examples: 152
+- config_name: Biology,2011-2011
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 42178
+  - name: validation
+    num_examples: 114
+  - name: test
+    num_examples: 108
+- config_name: Biology,2012-2012
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 54682
+  - name: validation
+    num_examples: 124
+  - name: test
+    num_examples: 144
+- config_name: Biology,2013-2013
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 64830
+  - name: validation
+    num_examples: 178
+  - name: test
+    num_examples: 194
+- config_name: Biology,2014-2014
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 72827
+  - name: validation
+    num_examples: 218
+  - name: test
+    num_examples: 181
+- config_name: Biology,2015-2015
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 79102
+  - name: validation
+    num_examples: 197
+  - name: test
+    num_examples: 221
+- config_name: Biology,2016-2016
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 85961
+  - name: validation
+    num_examples: 229
+  - name: test
+    num_examples: 216
+- config_name: Biology,2017-2017
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 98250
+  - name: validation
+    num_examples: 272
+  - name: test
+    num_examples: 262
+- config_name: Biology,2018-2018
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 101178
+  - name: validation
+    num_examples: 291
+  - name: test
+    num_examples: 296
+- config_name: Biology,2019-2019
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 110354
+  - name: validation
+    num_examples: 322
+  - name: test
+    num_examples: 309
+- config_name: Biology,2020-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 149329
+  - name: validation
+    num_examples: 423
+  - name: test
+    num_examples: 459
+- config_name: Biology,2021-2021
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 164651
+  - name: validation
+    num_examples: 484
+  - name: test
+    num_examples: 500
+- config_name: Biology,2022-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 18380
+  - name: validation
+    num_examples: 391
+  - name: test
+    num_examples: 451
+- config_name: Business,1970-2017
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 32484
+  - name: validation
+    num_examples: 82
+  - name: test
+    num_examples: 82
+- config_name: Business,2018-2019
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 32818
+  - name: validation
+    num_examples: 94
+  - name: test
+    num_examples: 94
+- config_name: Business,2020-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 39443
+  - name: validation
+    num_examples: 111
+  - name: test
+    num_examples: 107
+- config_name: Business,2021-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 59680
+  - name: validation
+    num_examples: 188
+  - name: test
+    num_examples: 192
+- config_name: Chemistry,1970-2014
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 40722
+  - name: validation
+    num_examples: 124
+  - name: test
+    num_examples: 108
+- config_name: Chemistry,2015-2018
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 42807
+  - name: validation
+    num_examples: 120
+  - name: test
+    num_examples: 129
+- config_name: Chemistry,2019-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 40396
+  - name: validation
+    num_examples: 93
+  - name: test
+    num_examples: 96
+- config_name: Chemistry,2021-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 42413
+  - name: validation
+    num_examples: 137
+  - name: test
+    num_examples: 106
+- config_name: ComputerScience,1970-2008
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 33431
+  - name: validation
+    num_examples: 91
+  - name: test
+    num_examples: 86
+- config_name: ComputerScience,2009-2011
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 28912
+  - name: validation
+    num_examples: 63
+  - name: test
+    num_examples: 61
+- config_name: ComputerScience,2012-2013
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 31467
+  - name: validation
+    num_examples: 79
+  - name: test
+    num_examples: 75
+- config_name: ComputerScience,2014-2015
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 43232
+  - name: validation
+    num_examples: 121
+  - name: test
+    num_examples: 106
+- config_name: ComputerScience,2016-2016
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 28402
+  - name: validation
+    num_examples: 50
+  - name: test
+    num_examples: 71
+- config_name: ComputerScience,2017-2017
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 35290
+  - name: validation
+    num_examples: 101
+  - name: test
+    num_examples: 77
+- config_name: ComputerScience,2018-2018
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 48321
+  - name: validation
+    num_examples: 131
+  - name: test
+    num_examples: 133
+- config_name: ComputerScience,2019-2019
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 61617
+  - name: validation
+    num_examples: 166
+  - name: test
+    num_examples: 185
+- config_name: ComputerScience,2020-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 110259
+  - name: validation
+    num_examples: 301
+  - name: test
+    num_examples: 317
+- config_name: ComputerScience,2021-2021
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 136470
+  - name: validation
+    num_examples: 344
+  - name: test
+    num_examples: 354
+- config_name: ComputerScience,2022-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 110170
+  - name: validation
+    num_examples: 304
+  - name: test
+    num_examples: 326
+- config_name: Economics,1970-2016
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 27851
+  - name: validation
+    num_examples: 70
+  - name: test
+    num_examples: 60
+- config_name: Economics,2017-2019
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 37866
+  - name: validation
+    num_examples: 113
+  - name: test
+    num_examples: 100
+- config_name: Economics,2020-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 33363
+  - name: validation
+    num_examples: 90
+  - name: test
+    num_examples: 83
+- config_name: Economics,2021-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 48421
+  - name: validation
+    num_examples: 140
+  - name: test
+    num_examples: 137
+- config_name: Education,1970-2018
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 44679
+  - name: validation
+    num_examples: 132
+  - name: test
+    num_examples: 108
+- config_name: Education,2019-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 65133
+  - name: validation
+    num_examples: 174
+  - name: test
+    num_examples: 156
+- config_name: Education,2021-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 50667
+  - name: validation
+    num_examples: 168
+  - name: test
+    num_examples: 174
+- config_name: Engineering,1970-2016
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 39056
+  - name: validation
+    num_examples: 88
+  - name: test
+    num_examples: 120
+- config_name: Engineering,2017-2019
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 72614
+  - name: validation
+    num_examples: 189
+  - name: test
+    num_examples: 209
+- config_name: Engineering,2020-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 52607
+  - name: validation
+    num_examples: 166
+  - name: test
+    num_examples: 137
+- config_name: Engineering,2021-2021
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 53806
+  - name: validation
+    num_examples: 169
+  - name: test
+    num_examples: 172
+- config_name: Engineering,2022-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 25494
+  - name: validation
+    num_examples: 68
+  - name: test
+    num_examples: 64
+- config_name: EnvironmentalScience,1970-2013
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 34552
+  - name: validation
+    num_examples: 88
+  - name: test
+    num_examples: 80
+- config_name: EnvironmentalScience,2014-2016
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 36710
+  - name: validation
+    num_examples: 73
+  - name: test
+    num_examples: 91
+- config_name: EnvironmentalScience,2017-2018
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 40299
+  - name: validation
+    num_examples: 113
+  - name: test
+    num_examples: 109
+- config_name: EnvironmentalScience,2019-2019
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 30827
+  - name: validation
+    num_examples: 91
+  - name: test
+    num_examples: 68
+- config_name: EnvironmentalScience,2020-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 52226
+  - name: validation
+    num_examples: 140
+  - name: test
+    num_examples: 156
+- config_name: EnvironmentalScience,2021-2021
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 55234
+  - name: validation
+    num_examples: 155
+  - name: test
+    num_examples: 178
+- config_name: EnvironmentalScience,2022-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 28712
+  - name: validation
+    num_examples: 89
+  - name: test
+    num_examples: 102
+- config_name: Geology,1970-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 52252
+  - name: validation
+    num_examples: 160
+  - name: test
+    num_examples: 138
+- config_name: History,1970-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 16571
+  - name: validation
+    num_examples: 32
+  - name: test
+    num_examples: 51
+- config_name: Linguistics,1970-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 22730
+  - name: validation
+    num_examples: 54
+  - name: test
+    num_examples: 56
+- config_name: MaterialsScience,1970-2015
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 51178
+  - name: validation
+    num_examples: 143
+  - name: test
+    num_examples: 133
+- config_name: MaterialsScience,2016-2018
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 58515
+  - name: validation
+    num_examples: 158
+  - name: test
+    num_examples: 134
+- config_name: MaterialsScience,2019-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 80015
+  - name: validation
+    num_examples: 206
+  - name: test
+    num_examples: 223
+- config_name: MaterialsScience,2021-2021
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 48883
+  - name: validation
+    num_examples: 138
+  - name: test
+    num_examples: 133
+- config_name: MaterialsScience,2022-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 30824
+  - name: validation
+    num_examples: 99
+  - name: test
+    num_examples: 88
+- config_name: Mathematics,1970-2002
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 29186
+  - name: validation
+    num_examples: 70
+  - name: test
+    num_examples: 80
+- config_name: Mathematics,2003-2006
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 27584
+  - name: validation
+    num_examples: 87
+  - name: test
+    num_examples: 64
+- config_name: Mathematics,2007-2009
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 30061
+  - name: validation
+    num_examples: 67
+  - name: test
+    num_examples: 77
+- config_name: Mathematics,2010-2011
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 28403
+  - name: validation
+    num_examples: 68
+  - name: test
+    num_examples: 72
+- config_name: Mathematics,2012-2013
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 36204
+  - name: validation
+    num_examples: 78
+  - name: test
+    num_examples: 83
+- config_name: Mathematics,2014-2015
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 43291
+  - name: validation
+    num_examples: 109
+  - name: test
+    num_examples: 115
+- config_name: Mathematics,2016-2017
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 46835
+  - name: validation
+    num_examples: 115
+  - name: test
+    num_examples: 117
+- config_name: Mathematics,2018-2018
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 26529
+  - name: validation
+    num_examples: 79
+  - name: test
+    num_examples: 72
+- config_name: Mathematics,2019-2019
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 30028
+  - name: validation
+    num_examples: 70
+  - name: test
+    num_examples: 96
+- config_name: Mathematics,2020-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 43442
+  - name: validation
+    num_examples: 124
+  - name: test
+    num_examples: 133
+- config_name: Mathematics,2021-2021
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 48926
+  - name: validation
+    num_examples: 119
+  - name: test
+    num_examples: 137
+- config_name: Mathematics,2022-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 40114
+  - name: validation
+    num_examples: 90
+  - name: test
+    num_examples: 98
+- config_name: Medicine,1970-2006
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 50184
+  - name: validation
+    num_examples: 130
+  - name: test
+    num_examples: 139
+- config_name: Medicine,2007-2009
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 48764
+  - name: validation
+    num_examples: 126
+  - name: test
+    num_examples: 129
+- config_name: Medicine,2010-2011
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 69379
+  - name: validation
+    num_examples: 162
+  - name: test
+    num_examples: 175
+- config_name: Medicine,2012-2012
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 54263
+  - name: validation
+    num_examples: 145
+  - name: test
+    num_examples: 135
+- config_name: Medicine,2013-2013
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 68831
+  - name: validation
+    num_examples: 150
+  - name: test
+    num_examples: 158
+- config_name: Medicine,2014-2014
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 84039
+  - name: validation
+    num_examples: 225
+  - name: test
+    num_examples: 220
+- config_name: Medicine,2015-2015
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 99661
+  - name: validation
+    num_examples: 287
+  - name: test
+    num_examples: 262
+- config_name: Medicine,2016-2016
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 114798
+  - name: validation
+    num_examples: 292
+  - name: test
+    num_examples: 316
+- config_name: Medicine,2017-2017
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 132983
+  - name: validation
+    num_examples: 355
+  - name: test
+    num_examples: 374
+- config_name: Medicine,2018-2018
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 144691
+  - name: validation
+    num_examples: 424
+  - name: test
+    num_examples: 372
+- config_name: Medicine,2019-2019
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 168195
+  - name: validation
+    num_examples: 456
+  - name: test
+    num_examples: 445
+- config_name: Medicine,2020-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 276750
+  - name: validation
+    num_examples: 748
+  - name: test
+    num_examples: 839
+- config_name: Medicine,2021-2021
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 294031
+  - name: validation
+    num_examples: 910
+  - name: test
+    num_examples: 884
+- config_name: Medicine,2022-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 222968
+  - name: validation
+    num_examples: 674
+  - name: test
+    num_examples: 739
+- config_name: NA,1970-2019
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: 'null'
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 43379
+  - name: validation
+    num_examples: 113
+  - name: test
+    num_examples: 103
+- config_name: NA,2020-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: 'null'
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 38294
+  - name: validation
+    num_examples: 97
+  - name: test
+    num_examples: 120
+- config_name: Philosophy,1970-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 16720
+  - name: validation
+    num_examples: 50
+  - name: test
+    num_examples: 54
+- config_name: Physics,1970-1997
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 40356
+  - name: validation
+    num_examples: 103
+  - name: test
+    num_examples: 117
+- config_name: Physics,1998-2000
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 47324
+  - name: validation
+    num_examples: 136
+  - name: test
+    num_examples: 111
+- config_name: Physics,2001-2002
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 38372
+  - name: validation
+    num_examples: 88
+  - name: test
+    num_examples: 96
+- config_name: Physics,2003-2004
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 43838
+  - name: validation
+    num_examples: 103
+  - name: test
+    num_examples: 110
+- config_name: Physics,2005-2006
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 49373
+  - name: validation
+    num_examples: 116
+  - name: test
+    num_examples: 125
+- config_name: Physics,2007-2008
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 57443
+  - name: validation
+    num_examples: 170
+  - name: test
+    num_examples: 162
+- config_name: Physics,2009-2009
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 33644
+  - name: validation
+    num_examples: 91
+  - name: test
+    num_examples: 122
+- config_name: Physics,2010-2010
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 35414
+  - name: validation
+    num_examples: 94
+  - name: test
+    num_examples: 86
+- config_name: Physics,2011-2011
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 36926
+  - name: validation
+    num_examples: 93
+  - name: test
+    num_examples: 104
+- config_name: Physics,2012-2012
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 39311
+  - name: validation
+    num_examples: 102
+  - name: test
+    num_examples: 103
+- config_name: Physics,2013-2013
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 41820
+  - name: validation
+    num_examples: 121
+  - name: test
+    num_examples: 94
+- config_name: Physics,2014-2014
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 43698
+  - name: validation
+    num_examples: 110
+  - name: test
+    num_examples: 128
+- config_name: Physics,2015-2015
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 45674
+  - name: validation
+    num_examples: 104
+  - name: test
+    num_examples: 126
+- config_name: Physics,2016-2016
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 48744
+  - name: validation
+    num_examples: 126
+  - name: test
+    num_examples: 140
+- config_name: Physics,2017-2017
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 50248
+  - name: validation
+    num_examples: 150
+  - name: test
+    num_examples: 134
+- config_name: Physics,2018-2018
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 52807
+  - name: validation
+    num_examples: 150
+  - name: test
+    num_examples: 146
+- config_name: Physics,2019-2019
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 54381
+  - name: validation
+    num_examples: 141
+  - name: test
+    num_examples: 139
+- config_name: Physics,2020-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 70544
+  - name: validation
+    num_examples: 162
+  - name: test
+    num_examples: 187
+- config_name: Physics,2021-2021
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 78070
+  - name: validation
+    num_examples: 217
+  - name: test
+    num_examples: 225
+- config_name: Physics,2022-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 59784
+  - name: validation
+    num_examples: 171
+  - name: test
+    num_examples: 171
+- config_name: PoliticalScience,1970-2019
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 28541
+  - name: validation
+    num_examples: 74
+  - name: test
+    num_examples: 98
+- config_name: PoliticalScience,2020-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 36103
+  - name: validation
+    num_examples: 106
+  - name: test
+    num_examples: 111
+- config_name: Psychology,1970-2013
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 36287
+  - name: validation
+    num_examples: 85
+  - name: test
+    num_examples: 89
+- config_name: Psychology,2014-2016
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 42327
+  - name: validation
+    num_examples: 111
+  - name: test
+    num_examples: 119
+- config_name: Psychology,2017-2018
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 38942
+  - name: validation
+    num_examples: 89
+  - name: test
+    num_examples: 106
+- config_name: Psychology,2019-2020
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 58291
+  - name: validation
+    num_examples: 176
+  - name: test
+    num_examples: 183
+- config_name: Psychology,2021-2021
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 40768
+  - name: validation
+    num_examples: 131
+  - name: test
+    num_examples: 147
+- config_name: Psychology,2022-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 32538
+  - name: validation
+    num_examples: 126
+  - name: test
+    num_examples: 105
+- config_name: Sociology,1970-2022
+  features:
+  - name: added
+    dtype: string
+  - name: attributes
+    struct:
+    - name: bff_duplicate_paragraph_spans_decontamination
+      sequence: 'null'
+  - name: bff_contained_ngram_count
+    dtype: int64
+  - name: bff_duplicate_spans
+    sequence: 'null'
+  - name: created
+    dtype: string
+  - name: id
+    dtype: string
+  - name: metadata
+    struct:
+    - name: extfieldsofstudy
+      sequence: string
+    - name: provenance
+      dtype: string
+    - name: s2fieldsofstudy
+      sequence: string
+    - name: sha1
+      dtype: string
+    - name: year
+      dtype: int64
+  - name: source
+    dtype: string
+  - name: text
+    dtype: string
+  - name: version
+    dtype: string
+  splits:
+  - name: train
+    num_examples: 32482
+  - name: validation
+    num_examples: 81
+  - name: test
+    num_examples: 101
+configs:
+- config_name: AgriculturalAndFoodSciences,1970-2015
+  data_files:
+  - split: train
+    path: AgriculturalAndFoodSciences,1970-2015/train/*
+  - split: validation
+    path: AgriculturalAndFoodSciences,1970-2015/val/*
+  - split: test
+    path: AgriculturalAndFoodSciences,1970-2015/test/*
+- config_name: AgriculturalAndFoodSciences,2016-2018
+  data_files:
+  - split: train
+    path: AgriculturalAndFoodSciences,2016-2018/train/*
+  - split: validation
+    path: AgriculturalAndFoodSciences,2016-2018/val/*
+  - split: test
+    path: AgriculturalAndFoodSciences,2016-2018/test/*
+- config_name: AgriculturalAndFoodSciences,2019-2020
+  data_files:
+  - split: train
+    path: AgriculturalAndFoodSciences,2019-2020/train/*
+  - split: validation
+    path: AgriculturalAndFoodSciences,2019-2020/val/*
+  - split: test
+    path: AgriculturalAndFoodSciences,2019-2020/test/*
+- config_name: AgriculturalAndFoodSciences,2021-2021
+  data_files:
+  - split: train
+    path: AgriculturalAndFoodSciences,2021-2021/train/*
+  - split: validation
+    path: AgriculturalAndFoodSciences,2021-2021/val/*
+  - split: test
+    path: AgriculturalAndFoodSciences,2021-2021/test/*
+- config_name: AgriculturalAndFoodSciences,2022-2022
+  data_files:
+  - split: train
+    path: AgriculturalAndFoodSciences,2022-2022/train/*
+  - split: validation
+    path: AgriculturalAndFoodSciences,2022-2022/val/*
+  - split: test
+    path: AgriculturalAndFoodSciences,2022-2022/test/*
+- config_name: Art,1970-2022
+  data_files:
+  - split: train
+    path: Art,1970-2022/train/*
+  - split: validation
+    path: Art,1970-2022/val/*
+  - split: test
+    path: Art,1970-2022/test/*
+- config_name: Biology,1970-1993
+  data_files:
+  - split: train
+    path: Biology,1970-1993/train/*
+  - split: validation
+    path: Biology,1970-1993/val/*
+  - split: test
+    path: Biology,1970-1993/test/*
+- config_name: Biology,1994-1999
+  data_files:
+  - split: train
+    path: Biology,1994-1999/train/*
+  - split: validation
+    path: Biology,1994-1999/val/*
+  - split: test
+    path: Biology,1994-1999/test/*
+- config_name: Biology,2000-2003
+  data_files:
+  - split: train
+    path: Biology,2000-2003/train/*
+  - split: validation
+    path: Biology,2000-2003/val/*
+  - split: test
+    path: Biology,2000-2003/test/*
+- config_name: Biology,2004-2006
+  data_files:
+  - split: train
+    path: Biology,2004-2006/train/*
+  - split: validation
+    path: Biology,2004-2006/val/*
+  - split: test
+    path: Biology,2004-2006/test/*
+- config_name: Biology,2007-2008
+  data_files:
+  - split: train
+    path: Biology,2007-2008/train/*
+  - split: validation
+    path: Biology,2007-2008/val/*
+  - split: test
+    path: Biology,2007-2008/test/*
+- config_name: Biology,2009-2010
+  data_files:
+  - split: train
+    path: Biology,2009-2010/train/*
+  - split: validation
+    path: Biology,2009-2010/val/*
+  - split: test
+    path: Biology,2009-2010/test/*
+- config_name: Biology,2011-2011
+  data_files:
+  - split: train
+    path: Biology,2011-2011/train/*
+  - split: validation
+    path: Biology,2011-2011/val/*
+  - split: test
+    path: Biology,2011-2011/test/*
+- config_name: Biology,2012-2012
+  data_files:
+  - split: train
+    path: Biology,2012-2012/train/*
+  - split: validation
+    path: Biology,2012-2012/val/*
+  - split: test
+    path: Biology,2012-2012/test/*
+- config_name: Biology,2013-2013
+  data_files:
+  - split: train
+    path: Biology,2013-2013/train/*
+  - split: validation
+    path: Biology,2013-2013/val/*
+  - split: test
+    path: Biology,2013-2013/test/*
+- config_name: Biology,2014-2014
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+    path: Physics,2010-2010/test/*
+- config_name: Physics,2011-2011
+  data_files:
+  - split: train
+    path: Physics,2011-2011/train/*
+  - split: validation
+    path: Physics,2011-2011/val/*
+  - split: test
+    path: Physics,2011-2011/test/*
+- config_name: Physics,2012-2012
+  data_files:
+  - split: train
+    path: Physics,2012-2012/train/*
+  - split: validation
+    path: Physics,2012-2012/val/*
+  - split: test
+    path: Physics,2012-2012/test/*
+- config_name: Physics,2013-2013
+  data_files:
+  - split: train
+    path: Physics,2013-2013/train/*
+  - split: validation
+    path: Physics,2013-2013/val/*
+  - split: test
+    path: Physics,2013-2013/test/*
+- config_name: Physics,2014-2014
+  data_files:
+  - split: train
+    path: Physics,2014-2014/train/*
+  - split: validation
+    path: Physics,2014-2014/val/*
+  - split: test
+    path: Physics,2014-2014/test/*
+- config_name: Physics,2015-2015
+  data_files:
+  - split: train
+    path: Physics,2015-2015/train/*
+  - split: validation
+    path: Physics,2015-2015/val/*
+  - split: test
+    path: Physics,2015-2015/test/*
+- config_name: Physics,2016-2016
+  data_files:
+  - split: train
+    path: Physics,2016-2016/train/*
+  - split: validation
+    path: Physics,2016-2016/val/*
+  - split: test
+    path: Physics,2016-2016/test/*
+- config_name: Physics,2017-2017
+  data_files:
+  - split: train
+    path: Physics,2017-2017/train/*
+  - split: validation
+    path: Physics,2017-2017/val/*
+  - split: test
+    path: Physics,2017-2017/test/*
+- config_name: Physics,2018-2018
+  data_files:
+  - split: train
+    path: Physics,2018-2018/train/*
+  - split: validation
+    path: Physics,2018-2018/val/*
+  - split: test
+    path: Physics,2018-2018/test/*
+- config_name: Physics,2019-2019
+  data_files:
+  - split: train
+    path: Physics,2019-2019/train/*
+  - split: validation
+    path: Physics,2019-2019/val/*
+  - split: test
+    path: Physics,2019-2019/test/*
+- config_name: Physics,2020-2020
+  data_files:
+  - split: train
+    path: Physics,2020-2020/train/*
+  - split: validation
+    path: Physics,2020-2020/val/*
+  - split: test
+    path: Physics,2020-2020/test/*
+- config_name: Physics,2021-2021
+  data_files:
+  - split: train
+    path: Physics,2021-2021/train/*
+  - split: validation
+    path: Physics,2021-2021/val/*
+  - split: test
+    path: Physics,2021-2021/test/*
+- config_name: Physics,2022-2022
+  data_files:
+  - split: train
+    path: Physics,2022-2022/train/*
+  - split: validation
+    path: Physics,2022-2022/val/*
+  - split: test
+    path: Physics,2022-2022/test/*
+- config_name: PoliticalScience,1970-2019
+  data_files:
+  - split: train
+    path: PoliticalScience,1970-2019/train/*
+  - split: validation
+    path: PoliticalScience,1970-2019/val/*
+  - split: test
+    path: PoliticalScience,1970-2019/test/*
+- config_name: PoliticalScience,2020-2022
+  data_files:
+  - split: train
+    path: PoliticalScience,2020-2022/train/*
+  - split: validation
+    path: PoliticalScience,2020-2022/val/*
+  - split: test
+    path: PoliticalScience,2020-2022/test/*
+- config_name: Psychology,1970-2013
+  data_files:
+  - split: train
+    path: Psychology,1970-2013/train/*
+  - split: validation
+    path: Psychology,1970-2013/val/*
+  - split: test
+    path: Psychology,1970-2013/test/*
+- config_name: Psychology,2014-2016
+  data_files:
+  - split: train
+    path: Psychology,2014-2016/train/*
+  - split: validation
+    path: Psychology,2014-2016/val/*
+  - split: test
+    path: Psychology,2014-2016/test/*
+- config_name: Psychology,2017-2018
+  data_files:
+  - split: train
+    path: Psychology,2017-2018/train/*
+  - split: validation
+    path: Psychology,2017-2018/val/*
+  - split: test
+    path: Psychology,2017-2018/test/*
+- config_name: Psychology,2019-2020
+  data_files:
+  - split: train
+    path: Psychology,2019-2020/train/*
+  - split: validation
+    path: Psychology,2019-2020/val/*
+  - split: test
+    path: Psychology,2019-2020/test/*
+- config_name: Psychology,2021-2021
+  data_files:
+  - split: train
+    path: Psychology,2021-2021/train/*
+  - split: validation
+    path: Psychology,2021-2021/val/*
+  - split: test
+    path: Psychology,2021-2021/test/*
+- config_name: Psychology,2022-2022
+  data_files:
+  - split: train
+    path: Psychology,2022-2022/train/*
+  - split: validation
+    path: Psychology,2022-2022/val/*
+  - split: test
+    path: Psychology,2022-2022/test/*
+- config_name: Sociology,1970-2022
+  data_files:
+  - split: train
+    path: Sociology,1970-2022/train/*
+  - split: validation
+    path: Sociology,1970-2022/val/*
+  - split: test
+    path: Sociology,1970-2022/test/*
+---
\ No newline at end of file