{
  "type": "sophisticatedbackpacks:basic_backpack",
  "conditions": [
    {
      "type": "sophisticatedcore:item_enabled",
      "itemRegistryName": "sophisticatedbackpacks:backpack"
    }
  ],
  "key": {
    "C": {
      "tag": "forge:chests/wooden"
    },
    "L": {
      "tag": "forge:leather"
    },
    "S": {
      "tag": "forge:string"
    },
    "F": {
      "item": "zombie_fabrics:fabric"
    }
  },
  "pattern": [
    "SFS",
    "SCS",
    "FLF"
  ],
  "result": {
    "item": "sophisticatedbackpacks:backpack"
  }
}