0 1 -1
0 0 -1
0 -1 -1
1 -1 -1
2 -1 -1
2 0 -1
2 1 -1
2 2 -1
1 2 -1
1 2 -2
0 2 -2
0 1 -2
0 0 -2
0 -1 -2
-1 -1 -2
-2 -1 -2
-2 0 -2
-2 1 -2
-2 2 -2
-1 2 -2
-1 2 -1
0 2 -1
