{
  "parent": "twilightforest:alt/root",
  "criteria": {
    "magic_map_focus": { "trigger": "minecraft:inventory_changed", "conditions": { "items": [{ "item": "twilightforest:magic_map_focus" }]}},
    "magic_map_empty": { "trigger": "minecraft:inventory_changed", "conditions": { "items": [{ "item": "twilightforest:magic_map_empty" }]}},
    "magic_map"      : { "trigger": "minecraft:inventory_changed", "conditions": { "items": [{ "item": "twilightforest:magic_map" }]}}
  },
  "requirements": [
    [ "magic_map_focus", "magic_map_empty", "magic_map" ]
  ]
}