class_docstr: prompt template is taken from [ChatGPT vs BERT: どちらが日本語をより理解できるのか?](https://fintan.jp/page/9126/)
code: def _process_doc(self, doc):
      return {
          "query": doc["sentence"],
          "choices": self.CHOICES,
          "gold": int(doc["label"]),
      }
  
imports: import os
  from lm_eval.base import BalancedMultipleChoiceTask, rf
label_desc: Use image node_id 6 for calling the MARCJaWithFintanPrompt obj's underlying member method code with example usage: obj._process_doc(doc) and returns: dict