{
    "display": {
        "icon": {
            "item": "minecraft:ghast_tear"
        },
        "title": {
            "translate": "advancements.nether.uneasy_alliance.title"
        },
        "description": {
            "translate": "advancements.nether.uneasy_alliance.description"
        },
        "frame": "challenge"
    },
    "parent": "minecraft:nether/return_to_sender",
    "rewards": {
        "experience": 100
    },
    "criteria": {
        "killed_ghast": {
            "trigger": "minecraft:player_killed_entity",
            "conditions": {
                "entity": {
                    "type": "minecraft:ghast",
                    "location": {
                        "dimension": "overworld"
                    }
                }
            }
        }
    }
}