parse

This line is commentary.
10 20 30
1 0.00000000000000 0.0000000000000 0.0000000000000
2 0.00000000000000 0.0000000000000 0.0000000000000
3 1.00000000000000 0.0000000000000 0.0000000000000
... (more of the above)
1 test1 1 2 3
4 5 6 7 8 9
2 test2 1 2 3
4 5 6 7 8 9
3 test3 1 2 3
4 5 6 7 8 9
... (more of the above)
1 name