8  3  2  < input/lu82
1  8  3  < input/lu45
 3 5 4 < input/dat790
4 10 6 < input/ft.26
4 1 4 < input/ft.14
 1 2 0 < input/dat208
4 2 6 < input/add.326
1 2 1 < input/dat581
6  3  6  < input/lu176
