Problem	11788
Created	2008-10-10
Source
Rating

Difficulty	10.3 kyu
Average Solve Time	25 secs
User Attempts	1193 / 2458
Solve Ratio Rating	8 kyu
	rating history

Black to play and kill white group.

(;AW[rb][sb][sc][qc][pc][ob][oa]AB[nb][nc][oc][pd][qd][rd][rc][sd] (;B[qa];W[qb] (;B[ra];W[pa]) (;B[pa];W[ra])) (;B[qb];W[pb] (;B[qa] (;W[ra]C[CHOICE];B[sa]C[RIGHT]) (;W[pa]C[CHOICE];B[na]C[RIGHT])) (;B[na];W[qa]) (;B[ra];W[qa])) (;B[na];W[pb] (;B[qa];W[ra]) (;B[ra];W[qa])))