3    13    14    14
  0  1  0  0  0  0  0  0  0  0  0  0  0  0
  1  0  0  0  0  0  0  0  0  0  0  0  0  0
  0  0  0  1  0  0  0  0  0  0  0  0  0  0
  0  0  1  0  0  0  0  0  0  0  0  0  0  0
  0  0  0  0  0  0  1  0  0  0  0  0  0  0
  0  0  0  0  0  0  0  1  0  0  0  0  0  0
  0  0  0  0  1  0  0  0  0  0  0  0  0  0
  0  0  0  0  0  1  0  0  0  0  0  0  0  0
  0  0  0  0  0  0  0  0  0  0  1  0  0  0
  0  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
  5  5  6  6  7 12  7 12  6  1  6 12  1  0
  0  0  0  0  0  0  0  0  0  1  0  0  0  0
  1  1  1  1  7 10  7 10  4  0  4  0  0 12