{
  "given_item_modifier": [
    {
      "type": "minecraft:set_random_dyes",
      "number_of_dyes": {
        "type": "minecraft:add",
        "inputs": [
          1,
          {
            "type": "minecraft:binomial",
            "n": 2,
            "p": 0.75
          }
        ]
      }
    },
    {
      "type": "minecraft:filtered",
      "item_filter": {
        "items": "minecraft:leather_helmet",
        "predicates": {
          "minecraft:dyed_color": {}
        }
      },
      "on_fail": {
        "type": "minecraft:discard"
      }
    }
  ],
  "gives": {
    "id": "minecraft:leather_helmet"
  },
  "max_uses": 12,
  "reputation_discount": 0.2,
  "wants": {
    "count": 5,
    "id": "minecraft:emerald"
  },
  "xp": 5
}