[
       [0,0,0,[1,0,0,0]],
       [0,0,[0,1,0,0],0],
       [0,0,0,[[1,0,0,1],[0,0,1,1],0,0]],
       [0,0,[[0,0,1,1],[0,1,1,0],0,0],0]
]