431..
.5...
.6...
.2...
.....
623..
.1...
.5...
.4...
.....
215..
.6...
.4...
.3...
.....
631..
.4...
.2...
.5...
.....
316..
.5...
.4...
.2...
.....
425..
.1...
.3...
.6...
.....
132..
.4...
.5...
.6...
.....
512..
.6...
.4...
.3...
.....
643..
.5...
.1...
.2...
.....
653..
.4...
.2...
.1...
.....
213..
.4...
.6...
.5...
.....
142..
.5...
.6...
.3...
.....
352..
.1...
.4...
.6...
.....
316..
.5...
.4...
.2...
.....
564..
.2...
.1...
.3...
.....
542..
.6...
.1...
.3...
.....
512..
.6...
.4...
.3...
.....
641..
.3...
.5...
.2...
.....
514..
.3...
.6...
.2...
.....
315..
.6...
.2...
.4...
.....
5 8 9 14 17
3 10 16
2 10 16
13 15 19
1 8 9 14 17
11 18
12 20
1 5 9 14 17
1 5 8 14 17
2 3 16
6 18
7 20
4 15 19
1 5 8 9 17
4 13 19
2 3 10
1 5 8 9 14
6 11
4 13 15
7 12