{
    "you": {
        "x": "384",
        "y": "100",
        "r": "10",
        "dirx":"0",
        "diry":"-1",
        "vx": "0",
        "vy": "0",
        "child": {},
        "link":{
            "node":{
                "x": "384",
                "y": "100",
                "r": "2",
                "dirx":"0",
                "diry":"-1",
                "vx": "0",
                "vy": "0",
                "child": {},        
                "link":{
                    "rocket": {
                        "x": "384",
                        "y": "100",
                        "r": "10",
                        "dirx":"0",
                        "diry":"-1",
                        "vx": "0",
                        "vy": "0",
                        "child": {},
                        "link":{},
                        "collisionDetection": "alwaysTrue",
                        "effect": [],
                        "tag": ["solid"]
                    }
                },
                "collisionDetection": "alwaysTrue",
                "effect": [],
                "tag": ["solid"]
            }
        },
        "collisionDetection": "alwaysTrue",
        "effect": [],
        "tag": [
            "movableBehavior",
            "walkingBehavior",
            "ontheirfeetBehavior",
            "solid"
        ]
    },
    "rocket": {
        "x": "100",
        "y": "100",
        "r": "10",
        "dirx":"0",
        "diry":"-1",
        "vx": "0",
        "vy": "0",
        "child": {},
        "link":{},
        "collisionDetection": "alwaysTrue",
        "effect": [],
        "tag": [
            "playableBehavior",
            "movableBehavior",
            "solid"
        ]
    },
    "universe": {
        "x": "400",
        "y": "300",
        "r": "400",
        "dirx":"0",
        "diry":"-1",
        "vx": 0,
        "vy": 0,
        "child": {
            "gravity": {
                "x": 20,
                "y": 20,
                "r": 250,
                "dirx":0,
                "diry":-1,
                "vx": 0,
                "vy": 0,
                "child": {
                    "planet": {
                        "x": -20,
                        "y": -20,
                        "r": 100,
                        "dirx":0,
                        "diry":-1,
                        "vx": 0,
                        "vy": 0,
                        "child": {
                            "extrusion": {
                                "x": -100,
                                "y": 0,
                                "r": 30,
                                "dirx":0,
                                "diry":-1,
                                "vx": 0,
                                "vy": 0,
                                "child": {},
                                "link":{},
                                "predicate": "AinsideB",
                                "effect": [],
                                "tag": []
                            },
                            "extrusion2": {
                                "x": 100,
                                "y": 0,
                                "r": 40,
                                "dirx":0,
                                "diry":-1,
                                "vx": 0,
                                "vy": 0,
                                "child": {},
                                "link":{},
                                "collisionDetection": "AinsideB",
                                "effect": [],
                                "tag": []
                            }
                        },
                        "link":{},
                        "collisionDetection": "AintersectB",
                        "effect": [],
                        "tag": [
                            "solid"
                        ]
                    }
                },
                "link":{},
                "collisionDetection": "AintersectB",
                "effect": [
                    "highGravityEffect"
                ],
                "tag": ["gravity"]
            }
        },
        "link":{},
        "collisionDetection": "AintersectB",
        "effect": [],
        "tag": []
    }
}