{
  "functional_pairs": [
    [
      "Bottle",
      "body"
    ],
    [
      "Bottle",
      "handle"
    ],
    [
      "Bottle",
      "lid"
    ],
    [
      "Bottle",
      "neck"
    ],
    [
      "Hat",
      "bill"
    ],
    [
      "Hat",
      "brim"
    ],
    [
      "Hat",
      "crown"
    ],
    [
      "Hat",
      "panel"
    ],
    [
      "Knife",
      "handle_side"
    ],
    [
      "Mug",
      "handle"
    ],
    [
      "Scissors",
      "blade"
    ],
    [
      "Vase",
      "body"
    ],
    [
      "Headphone",
      "earbud_connector_wire"
    ],
    [
      "Headphone",
      "connector_wire"
    ],
    [
      "Headphone",
      "head_band"
    ],
    [
      "Bowl",
      "container"
    ]
  ]
}