 4 5 3 < input/dat530
 2 2 2 < input/dat411
5  2  3  < input/lu79
4 8 9 < input/add.70
2 5 6 < input/ft.30
4 7 6 < input/ft.24
< input/ad.1
-1 2 4 < input/zt.3
