{
  "source_type": "Two original fictional manual excerpts",
  "comparison": [
    {
      "field": "Maximum items",
      "A": "10",
      "B": "20"
    },
    {
      "field": "Accepted format",
      "A": "plain text",
      "B": "JSON"
    },
    {
      "field": "Setup",
      "A": "open the supplied HTML page",
      "B": "select the supplied JSON file"
    }
  ],
  "unknown": [
    "Real product performance, backward compatibility and physical operation"
  ],
  "no_product_test": true
}