{
  "parent": "minecraft:adventure/ol_betsy",
  "criteria": {
    "two_birds": {
      "conditions": {
        "fired_from_weapon": {
          "items": "minecraft:crossbow"
        },
        "victims": [
          [
            {
              "condition": "minecraft:entity_properties",
              "entity": "this",
              "predicate": {
                "type": "minecraft:phantom"
              }
            }
          ],
          [
            {
              "condition": "minecraft:entity_properties",
              "entity": "this",
              "predicate": {
                "type": "minecraft:phantom"
              }
            }
          ]
        ]
      },
      "trigger": "minecraft:killed_by_arrow"
    }
  },
  "display": {
    "description": {
      "translate": "advancements.adventure.two_birds_one_arrow.description"
    },
    "frame": "challenge",
    "icon": {
      "count": 1,
      "id": "minecraft:crossbow"
    },
    "title": {
      "translate": "advancements.adventure.two_birds_one_arrow.title"
    }
  },
  "requirements": [
    [
      "two_birds"
    ]
  ],
  "rewards": {
    "experience": 65
  },
  "sends_telemetry_event": true
}