 4 2 3 < input/dat648
9  4  9  < input/lu269
 2 4 5 < input/dat758
10 1 6 < input/inp.8
4 10 6 < input/ft.26
5 0 0 < input/nnt12
1 < input/ad.1
2 7 9 < input/ft.6
