3    11     8     8
  0 10  0  0  0  0  0  0
  0  0  1  0  0  0  0  0
 10  0  0  0  0  0  0  0
  0  0  0  0  1  0  0  0
  0  0  0  0  0  0  1  0
  0  0  0  0  0  0  0  1
  0  0  0  1  0  0  0  0
  6  5  5  9  9 10  9 10