 4 3 4 < input/dat244
4 2 3 < input/ct.16
 3 1 5 < input/dat751
5 3 1 < input/nnt10
 0 0 3 < input/tc.27
3 4 5 < input/ct.38
4 1 4 < input/dat615
 0 0 0 < input/tc.256
1  6  7  < input/lu407
