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