Problem	12901
Created	2009-07-07
Source	Tsumego Book (I can't read the title)
Rating

Difficulty	9.1 kyu
Average Solve Time	51 secs
User Attempts	589 / 1384
Solve Ratio Rating	7 kyu
	rating history

(;AW[ra]AW[rb]AW[qc]AW[qd]AW[pd]AW[od]AW[nd]AW[pa]AW[na]AB[mb]AB[mc]AB[md]AB[ne]AB[oe]AB[pe]AB[qe]AB[rd]AB[sc]AB[sb]C[B to kill]AP[goproblems] (;B[ob];W[nb] (;B[nc];W[oc] (;B[pb];W[qb];B[ma]C[Wow. good job!RIGHT]) (;B[ma];W[pb]C[W lives :(])) (;B[pb];W[nc] (;B[oa];W[qb]C[Ko]) (;B[qb];W[rc]C[Seki]) (;B[rc];W[qb];B[oa];W[oc];B[qa];W[pc]))) (;B[oc];W[ob];B[nb];W[pc];B[nc];W[qb]C[W livesCHOICE]) (;B[pb];W[ob];B[oc];W[nc]C[W lives :(CHOICE]) (;B[nb];W[ob];B[oc];W[pc];B[nc];W[qb]C[W livesCHOICE]))