{
  "cell_id": "q120_hard_negative_k2",
  "doc_id": "tacl_a_00660.pdf",
  "question": "What is the limitation with feedback the critic model provides? Write the exact noun-phrase the paper describes as.",
  "answer": "coarse-grain, output-level feedback",
  "answer_format": "Str",
  "condition": "hard_negative",
  "k": 2,
  "source_position": "first",
  "modality": "image",
  "dpi": 150,
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      "image_dir": "images/tacl_a_00660"
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    {
      "role": "hn_1",
      "doc": "web_cfc8463d4b8b98ee",
      "pages": 23,
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