0 0 0 0 0 0 -1 0
0 0 0 0 0 -1 0 0
0 0 0 -1 -1 0 0 0
0 0 -1 0 0 -1 0 0
0 0 -1 0 0 0 0 -1
0 1 0 1 0 0 0 0
-1 0 0 0 0 0 0 0
0 0 0 0 -1 0 0 0
