{
    "display": {
        "icon": {
            "item": "minecraft:diamond"
        },
        "title": {
            "translate": "test.a12"
        },
        "description": {
            "translate": "advancements.adventure.root.description"
        },
        "background": "minecraft:textures/gui/advancements/backgrounds/adventure.png",
        "show_toast": false,
        "announce_to_chat": false
    },
    "criteria": {
        "killed_something": {
            "trigger": "minecraft:player_killed_entity"
        },
        "killed_by_something": {
            "trigger": "minecraft:entity_killed_player"
        }
    },
    "requirements": [["killed_something", "killed_by_something"]]
}