1 11 cWW 
2 3 s35 
2 11 s55 
3 4 cWW 
5 6 cWW 
5 7 s55 
6 7 s35 
7 8 s35 
7 10 cWW 
8 9 cWW 
8 10 s55 
9 10 s35 
