{
  "model": {
    "type": "minecraft:condition",
    "property": "minecraft:using_item",
    "on_true": {
      "type": "minecraft:condition",
      "property": "minecraft:custom_model_data",
      "on_true": {
        "type": "minecraft:composite",
        "models": [
          {
            "property": "display_context",
            "type": "select",
            "cases": [
              {
                "when": [
                  "gui",
                  "ground",
                  "fixed",
                  "on_shelf"
                ],
                "model": {
                  "type": "model",
                  "model": "overlyrealistic:item/sharpened_flint_using/sharpened_flint_3"
                }
              }
            ],
            "fallback": {
              "type": "model",
              "model": "overlyrealistic:item/sharpened_flint/sharpened_flint_sharpening"
            }
          }
        ]
      },
      "on_false": {
        "type": "minecraft:model",
        "model": "overlyrealistic:item/sharpened_flint_using/sharpened_flint_3"
      }
    },
    "on_false": {
      "type": "minecraft:model",
      "model": "overlyrealistic:item/sharpened_flint/sharpened_flint_3"
    }
  }
}