examples/blanket/config.json

{ 
    "material": "elastic", 
    "log_E": 3,
    "nu": 0.4,
    "force_coeff": 0.03,
    "drag_mode": "point",
    "drag_point": [0, 0.2, 0.2],
    "drag_dir": [0, 1, 1],
    "prompt": "A soft, striped blanket lies flat on the ground, then lifts upwards as if a upward force is dragging it in the middle."
}