code: def doc_to_text(self, doc):
      return " ".join(
          [
              doc["input_sentence_1"],
              doc["input_sentence_2"],
              doc["input_sentence_3"],
              doc["input_sentence_4"],
          ]
      )
  
imports: import numpy
  from lm_eval.base import rf, Task
  from lm_eval.metrics import mean
label_desc: Use image node_id 8 for calling the StoryCloze obj's underlying member method code with example usage: obj.doc_to_text(doc) and returns: str