code: def doc_to_decontamination_query(self, doc):
      return doc["context"]
  
imports: import datasets
  from math import exp
  from lm_eval.base import rf, Task
  from functools import partial
  from packaging import version
label_desc: Use image node_id 8 for calling the SQuAD2 obj's underlying member method code with example usage: obj.doc_to_decontamination_query(doc) and returns: doc