{
    "object_name": "Laptop",
    "category": "ElectronicDevice",
    "dimension": "35*25*2.5",
    "parts": [
        {
            "label": 0,
            "name": "screen",
            "material": "Glass",
            "density": "2.5 g/cm^3",
            "priority_rank": 3,
            "Basic_description": "This is the screen of a laptop, made of glass.",
            "Young's Modulus (GPa)": "70.0",
            "Poisson's Ratio": "0.23"
        },
        {
            "label": 1,
            "name": "screen_frame",
            "material": "Plastic",
            "density": "1.2 g/cm^3",
            "priority_rank": 4,
            "Basic_description": "This is the plastic frame that holds the screen in place.",
            "Young's Modulus (GPa)": "2.5",
            "Poisson's Ratio": "0.38"
        },
        {
            "label": 2,
            "name": "base_side",
            "material": "Plastic",
            "density": "1.2 g/cm^3",
            "priority_rank": 1,
            "Basic_description": "This is the base of the laptop, made of plastic.",
            "Young's Modulus (GPa)": "2.5",
            "Poisson's Ratio": "0.38"
        },
        {
            "label": 3,
            "name": "shaft",
            "material": "Metal",
            "density": "7.8 g/cm^3",
            "priority_rank": 8,
            "Basic_description": "This is the hinge shaft of the laptop, made of metal.",
            "Young's Modulus (GPa)": "200.0",
            "Poisson's Ratio": "0.3"
        }
    ],
    "group_info": {
        "0": [
            2,
            3
        ],
        "1": [
            [
                0,
                1
            ],
            "0",
            [
                1.0,
                0.0,
                0.0,
                -0.5,
                0.23906249999999996,
                -0.04031249999999997,
                -0.1,
                0.0
            ],
            "C"
        ]
    }
}