Problem	16069
Created	2012-05-13
Source	Xuan Xuan Qijing
Rating

Difficulty	3.9 dan
Average Solve Time	73 secs
User Attempts	202 / 673
Solve Ratio Rating	4 kyu
	rating history

(;AW[qa]AW[qc]AW[qb]AW[sc]AW[rc]AB[sd]AB[rd]AB[qd]AB[pe]AB[qf]AW[pd]AB[oe]AB[nd]AB[mc]AB[mb]AB[kb]AB[me]AW[nc]AW[nb]C[Black to kill.]AP[goproblems] (;B[na] (;W[oa] (;B[pb] (;W[pc] (;B[oc];W[ma] (;B[ob]C[RIGHT]) (;B[od];W[ob])) (;B[ob];W[oc])) (;W[oc] (;B[pc]C[RIGHT]) (;B[ob];W[pc]) (;B[od];W[pc]))) (;B[ob];W[oc] (;B[pa];W[pb]) (;B[pb];W[pc])) (;B[oc];W[ob] (;B[pb];W[pa] (;B[pc];W[od]) (;B[od];W[pc])) (;B[pc];W[pb])) (;B[pc];W[pb] (;B[oc];W[ob]) (;B[od];W[ob])) (;B[od];W[pb]) (;B[ma];W[oc])) (;W[ob] (;B[pc] (;W[pb] (;B[oa];W[oc];B[od]C[RIGHT]) (;B[od];W[oa])) (;W[oa] (;B[pb]C[RIGHT]) (;B[od];W[pb]))) (;B[oa];W[pc] (;B[pa];W[od]) (;B[od];W[pa] (;B[oc];W[ma]) (;B[ma];W[oc])))) (;W[pb];B[oa];W[od] (;B[oc]C[RIGHT]) (;B[ob]C[RIGHT]) (;B[pc]C[RIGHT]))) (;B[oa];W[na] (;B[oc];W[ob];B[pb];W[pa] (;B[pc];W[od]) (;B[od];W[pc]) (;B[ma];W[pc])) (;B[ob];W[oc]) (;B[pc];W[pb] (;B[ob];W[oc]) (;B[oc];W[ob])) (;B[pb];W[pc] (;B[oc];W[pa];B[ma];W[ob]) (;B[od];W[oc]) (;B[ma];W[oc]))) (;B[pb];W[pc] (;B[na];W[ob]) (;B[ob];W[oc];B[na];W[oa]) (;B[oc];W[ob] (;B[oa];W[pa]) (;B[na];W[pa]) (;B[od];W[pa]))) (;B[ob];W[oc] (;B[na];W[oa] (;B[pa];W[pb]) (;B[pb];W[pc])) (;B[od];W[pc];B[na];W[oa];B[pa];W[pb]) (;B[pb];W[pc];B[na];W[oa]) (;B[oa];W[na])) (;B[oc];W[ob] (;B[pc];W[pb]) (;B[na];W[oa] (;B[pb];W[pa] (;B[pc];W[od]) (;B[od];W[pc])) (;B[pc];W[pb])) (;B[pb];W[pc] (;B[oa];W[pa]) (;B[na];W[pa]) (;B[od];W[pa]))) (;B[pc];W[pb] (;B[oa];W[na] (;B[ob];W[oc]) (;B[oc];W[ob])) (;B[oc];W[ob]) (;B[na];W[oa] (;B[oc];W[ob]) (;B[od];W[ob])) (;B[ob];W[oc])) (;B[od];W[pc] (;B[ob];W[oc];B[na];W[oa];B[pa];W[pb]) (;B[na];W[ob];B[oa];W[pa] (;B[oc];W[ma]) (;B[ma];W[oc])) (;B[oc];W[ob];B[na];W[oa])))