0 1 1 1
0 2 1 1
0 3 1 1
4 1 1 1
4 2 1 1
4 3 1 1
5 6 1 1
5 7 1 1
5 8 1 1
9 6 1 1
9 7 1 1
9 8 1 1
1 6 1 1
2 7 1 1
3 8 1 1
10 11 1 1
10 12 1 1
10 13 1 1
10 14 1 1
15 16 1 1
15 17 1 1
15 18 1 1
15 19 1 1
20 21 1 1
20 22 1 1
20 23 1 1
20 24 1 1
