{
  "parent": "minecraft:story/smelt_iron",
  "display": {
    "icon": {
      "item": "minecraft:iron_chestplate",
      "nbt": "{Damage:0}"
    },
    "title": {
      "translate": "advancements.story.obtain_armor.title"
    },
    "description": {
      "translate": "advancements.story.obtain_armor.description"
    },
    "frame": "task",
    "show_toast": true,
    "announce_to_chat": true,
    "hidden": false
  },
  "criteria": {
    "iron_helmet": {
      "trigger": "minecraft:inventory_changed",
      "conditions": {
        "items": [
          {
            "items": [
              "minecraft:iron_helmet"
            ]
          }
        ]
      }
    },
    "iron_chestplate": {
      "trigger": "minecraft:inventory_changed",
      "conditions": {
        "items": [
          {
            "items": [
              "minecraft:iron_chestplate"
            ]
          }
        ]
      }
    },
    "iron_leggings": {
      "trigger": "minecraft:inventory_changed",
      "conditions": {
        "items": [
          {
            "items": [
              "minecraft:iron_leggings"
            ]
          }
        ]
      }
    },
    "iron_boots": {
      "trigger": "minecraft:inventory_changed",
      "conditions": {
        "items": [
          {
            "items": [
              "minecraft:iron_boots"
            ]
          }
        ]
      }
    }
  },
  "requirements": [
    [
      "iron_helmet",
      "iron_chestplate",
      "iron_leggings",
      "iron_boots"
    ]
  ]
}