     0     0     0   -31   -13     5    44   -33    50     9   -36    25   -25     5    15    41    48    50    -2    26
     0     0     0    -6    34   -35   -36    23    24   -27    43    29     3   -25    18   -41   -43   -10    47    18
   -12     3    31     0     0     0     0     0     0     0     0     0     0     0     0     0     0     0     0     0
    50   -36    26     0     0     0     0     0     0     0     0     0     0     0     0     0     0     0     0     0
    -2    -8    -2     0     0     0     0     0     0     0     0     0     0     0     0     0     0     0     0     0
