[
    { "player": 1, "stack": [1, 2] },
    { "player": 1, "stack": [1, 2, 1] },
    { "player": 1, "stack": [1, 3, 1] },
    { "player": 1, "stack": [1, 3, 3] },
    { "player": 1, "stack": [2, 1] },
    { "player": 1, "stack": [2, 3] },
    { "player": 1, "stack": [2, 4] },
    { "player": 1, "stack": [2, 1, 1] },
    { "player": 1, "stack": [2, 2, 1] },
    { "player": 1, "stack": [3, 2] }
]