{
  "cell_id": "q140_random_k4",
  "doc_id": "formwork-150318073913-conversion-gate01_95.pdf",
  "question": "Is 20mm Sheeting or 25mm Sheeting an appropriate size for timber formwork?",
  "answer": "25mm Sheeting",
  "answer_format": "Str",
  "condition": "random",
  "k": 4,
  "source_position": "first",
  "modality": "image",
  "dpi": 150,
  "image_docs": [
    {
      "role": "source",
      "doc": "formwork-150318073913-conversion-gate01_95",
      "pages": 60,
      "image_dir": "images/formwork-150318073913-conversion-gate01_95"
    },
    {
      "role": "random_1",
      "doc": "resize_r1_6",
      "pages": 18,
      "image_dir": "images/resize_r1_6"
    },
    {
      "role": "random_2",
      "doc": "web_6bb860a08864dd7a",
      "pages": 20,
      "image_dir": "images/web_6bb860a08864dd7a"
    },
    {
      "role": "random_3",
      "doc": "resize_r1_19",
      "pages": 36,
      "image_dir": "images/resize_r1_19"
    },
    {
      "role": "random_4",
      "doc": "web_f5c6c7f633f7f239",
      "pages": 10,
      "image_dir": "images/web_f5c6c7f633f7f239"
    }
  ],
  "n_images": 144
}