code: def doc_to_text(self, doc):
      return doc["query"]
  
file_path: lm-evaluation-harness/lm_eval/tasks/openbookqa.py
imports: from lm_eval.base import MultipleChoiceTask
label_desc: Use image node_id 8 for calling the OpenBookQA obj's underlying member method code with example usage: obj.doc_to_text(doc) and returns: doc