2 1
  56
    0 0 0  0 1 0  0 2 0  0 3 2  0 4 0  0 5 3  0 6 0  0 7 4
    1 0 0  1 1 1  1 2 2  1 3 1  1 4 3  1 5 1  1 6 4  1 7 1
    2 0 0  2 1 5  2 2 0  2 3 6  2 4 2  2 5 2  2 6 2  2 7 4
    3 0 5  3 1 1  3 2 6  3 3 1  3 4 2  3 5 3  3 6 4  3 7 3
    4 0 2  4 1 5  4 2 2  4 3 6  4 4 4  4 5 4  4 6 4  4 7 6
    5 0 5  5 1 5  5 2 6  5 3 3  5 4 4  5 5 5  5 6 6  5 7 5
    6 0 1  6 1 1  6 2 3  6 3 3  6 4 3  6 5 5  6 6 6  6 7 6
  28
    2 2  0 0 0  0 1 0
    2 2  0 0 0  0 1 1
    2 2  0 0 0  0 1 2
    2 2  0 0 0  0 1 3
    2 2  0 0 0  0 1 4
    2 2  0 0 0  0 1 5
    2 2  0 0 0  0 1 6
    2 2  0 0 1  0 1 1
    2 2  0 0 1  0 1 2
    2 2  0 0 1  0 1 3
    2 2  0 0 1  0 1 4
    2 2  0 0 1  0 1 5
    2 2  0 0 1  0 1 6
    2 2  0 0 2  0 1 2
    2 2  0 0 2  0 1 3
    2 2  0 0 2  0 1 4
    2 2  0 0 2  0 1 5
    2 2  0 0 2  0 1 6
    2 2  0 0 3  0 1 3
    2 2  0 0 3  0 1 4
    2 2  0 0 3  0 1 5
    2 2  0 0 3  0 1 6
    2 2  0 0 4  0 1 4
    2 2  0 0 4  0 1 5 
    2 2  0 0 4  0 1 6
    2 2  0 0 5  0 1 5
    2 2  0 0 5  0 1 6
    2 2  0 0 6  0 1 6