13  0 20 13 14  0  0 20  2  2
 0  0  0  0  0  0  0  0 10  1
 0  9  0  7  6  0  0  0  3  6
 7 11  0  0  0 20 20  0  5 11
 n  k  A  n  A  T  T  A  n  k