Add language tag

Hi
A PR to improve the referencing of your dataset 🤗

README.md

@@ -32,6 +32,11 @@ configs:
     path: data/dev-*
   - split: test
     path: data/test-*
+language:
+- en
+- fr
+- de
+- nl
 ---
 
-This is a subset of the [Ted Multi](https://huggingface.co/datasets/neulab/ted_multi) dataset. I take out the parallel sentences across English, French, Dutch and German, and generate all possible sentence pair combinations. 
+This is a subset of the [Ted Multi](https://huggingface.co/datasets/neulab/ted_multi) dataset. I take out the parallel sentences across English, French, Dutch and German, and generate all possible sentence pair combinations.