Problem 12830 goproblems.com


Author	Deutricer	Created	2009-06-26
Difficulty	10 kyu (history)	Source	u-go.net
AVG solve time	55 sec	Stars	4.72 (18 votes)
User attempts	1394 / 3769	Collections	Corner based
Genre	life and death ⓒ	Your attempts	N/A
Similar problems
Created	2009-06-26
Source	u-go.net
Stars	4.72 (18 votes)
Collections	Corner based
Your attempts	N/A

(;AB[sd]AB[re]AB[qf]AB[qd]AB[pd]AB[od]AB[oc]AB[nb]AB[mb]AB[oa]AW[rd]AW[rc]AW[qc]AW[pc]AW[pb]AW[ob]AW[na]C[White to survive]AP[goproblems] (;W[rb];B[qa] (;W[ra]C[Solved!RIGHT]) (;W[sb];B[ra] (;W[sa];B[ma] (;W[sc];B[se]) (;W[qb];B[se]) (;W[pa];B[na])) (;W[sc];B[se] (;W[pa];B[ma]) (;W[qb];B[ma]) (;W[sa];B[ma])) (;W[qb];B[ma] (;W[sc];B[se]) (;W[pa];B[na]) (;W[sa])) (;W[pa];B[se] (;W[sc]) (;W[sa];B[sc]) (;W[qb];B[sc]) (;W[oa];B[ma]))) (;W[sa];B[sc] (;W[pa];B[ra] (;W[sb];B[se]) (;W[qb];B[se]) (;W[oa];B[sb])) (;W[sb];B[se] (;W[ra];B[ma]) (;W[qb];B[ma]) (;W[pa];B[ma])) (;W[qb];B[ma]) (;W[ra];B[ma])) (;W[sc];B[pa] (;W[ra];B[ma] (;W[qb];B[na]) (;W[sa];B[na]) (;W[sb];B[na])) (;W[sa];B[ma] (;W[ra];B[na]) (;W[qb];B[na]) (;W[sb];B[ra])) (;W[qb];B[ma] (;W[ra];B[na]) (;W[sa];B[na]) (;W[sb];B[ra])) (;W[sb];B[ma] (;W[ra];B[na]) (;W[qb];B[ra]) (;W[sa];B[ra]))) (;W[qb];B[sc] (;W[sa];B[ma]) (;W[sb];B[ra] (;W[se];B[sd] (;W[pa];B[sf]) (;W[sa];B[sf]) (;W[sc];B[ma])) (;W[pa];B[se]) (;W[sa];B[pa])) (;W[ra];B[sb]) (;W[pa];B[sb])) (;W[pa];B[sc] (;W[sb];B[ra] (;W[se];B[sd]) (;W[sa];B[se]) (;W[qb];B[se]) (;W[oa];B[se])) (;W[ra];B[sb]) (;W[qb];B[sb]) (;W[sa];B[ra] (;W[sb];B[se]) (;W[qb];B[se]) (;W[oa];B[sb])) (;W[oa];B[sb] (;W[ra];B[se]) (;W[sa];B[ra]) (;W[qb];B[sa])))) (;W[ra];B[sb];W[sc];B[rb];W[qb];B[pa];W[qa];B[oa]) (;W[sc];B[rb];W[ra];B[sb];W[qb];B[pa];W[qa];B[oa]) (;W[sb];B[ra] (;W[qa];B[rb] (;W[sc];B[se]) (;W[sa];B[sc] (;W[sb];B[se]) (;W[sa];B[sb]) (;W[qb];B[sb]) (;W[pa];B[ma] (;W[sb];B[se]) (;W[sa];B[sb]))) (;W[qb];B[ma] (;W[sc];B[se]) (;W[pa];B[sc]) (;W[sa];B[se])) (;W[pa];B[ma] (;W[sc];B[se]) (;W[sa];B[sc] (;W[sb];B[se]) (;W[sa];B[sb])) (;W[qb];B[se]) (;W[oa];B[se]))) (;W[sa];B[rb] (;W[sc];B[se] (;W[qa];B[ma]) (;W[qb];B[ma]) (;W[pa];B[ma])) (;W[qb];B[se] (;W[qa];B[sc]) (;W[sc];B[ma]) (;W[pa];B[sc])) (;W[qa];B[sc] (;W[sb];B[se]) (;W[sa];B[sb]) (;W[qb];B[sb]) (;W[pa];B[ma] (;W[sb];B[se]) (;W[sa];B[sb]))) (;W[pa];B[se] (;W[sc];B[ma]) (;W[qb];B[sc]) (;W[qa];B[sc]) (;W[oa];B[sc]))) (;W[rb];B[qa] (;W[sa];B[ma] (;W[sc];B[se]) (;W[qb];B[se]) (;W[pa];B[na])) (;W[sc];B[se] (;W[pa];B[ma]) (;W[qb];B[ma]) (;W[sa];B[ma])) (;W[qb];B[ma] (;W[sc];B[se]) (;W[pa];B[na]) (;W[sa];B[se])) (;W[pa];B[se] (;W[sc];B[ma]) (;W[sa];B[sc]) (;W[qb];B[sc]) (;W[oa];B[ma]))) (;W[qb];B[rb] (;W[sa];B[se] (;W[qa];B[sc]) (;W[sc];B[ma]) (;W[pa];B[sc])) (;W[sc];B[se] (;W[qa];B[ma]) (;W[pa];B[ma]) (;W[sa];B[ma])) (;W[qa];B[ma] (;W[sc];B[se]) (;W[pa];B[sc]) (;W[sa];B[se])) (;W[pa];B[se] (;W[sc];B[ma]) (;W[sa];B[sc]) (;W[qa];B[sc]) (;W[oa];B[sc]))) (;W[sc];B[se] (;W[rb];B[qa] (;W[pa];B[ma]) (;W[qb];B[ma]) (;W[sa];B[ma])) (;W[qb];B[rb] (;W[qa];B[ma]) (;W[pa];B[ma]) (;W[sa])) (;W[qa];B[rb]) (;W[sa];B[rb] (;W[qa];B[ma]) (;W[qb]) (;W[pa];B[ma])) (;W[pa];B[rb] (;W[sa];B[ma]) (;W[qb];B[ma]) (;W[qa];B[ma]) (;W[oa];B[ma]))) (;W[pa];B[rb] (;W[sc];B[se] (;W[sa]) (;W[qb]) (;W[qa];B[ma]) (;W[oa];B[ma])) (;W[sa];B[se] (;W[sc]) (;W[qb]) (;W[qa];B[sc]) (;W[oa];B[sc])) (;W[qb];B[se] (;W[sc]) (;W[sa]) (;W[qa];B[sc]) (;W[oa];B[sc])) (;W[qa];B[ma] (;W[sc];B[se]) (;W[sa];B[sc]) (;W[qb];B[se]) (;W[oa];B[se])) (;W[oa];B[se] (;W[qb];B[sc]) (;W[qa];B[sc]) (;W[sa];B[sc]) (;W[sc];B[ma])))) (;W[qb];B[ra] (;W[rb];B[qa] (;W[sc];B[sa] (;W[sb];B[pa]) (;W[pa];B[se] (;W[sb];B[ra]) (;W[oa];B[ma];W[sb];B[ra]))) (;W[sb];B[ma] (;W[sc];B[se]) (;W[pa];B[na]) (;W[sa])) (;W[sa];B[sc] (;W[sb];B[pa]) (;W[pa];B[se])) (;W[pa];B[sc])) (;W[sc];B[rb] (;W[sb];B[se] (;W[qa];B[ma]) (;W[pa];B[ma]) (;W[sa])) (;W[qa];B[se]) (;W[sa];B[sb] (;W[qa];B[pa]) (;W[pa];B[ma] (;W[qa];B[oa]) (;W[oa];B[qa]))) (;W[pa];B[sb] (;W[qa];B[oa]) (;W[oa];B[ma]))) (;W[sb];B[rb] (;W[sa]) (;W[sc];B[se] (;W[qa];B[ma]) (;W[pa];B[ma]) (;W[sa])) (;W[qa]) (;W[pa];B[se] (;W[sc]) (;W[sa]) (;W[qa];B[sc]) (;W[oa];B[sc]))) (;W[sa];B[rb] (;W[sc];B[sb] (;W[qa];B[pa]) (;W[pa];B[ma] (;W[qa];B[oa]) (;W[oa];B[qa]))) (;W[sb];B[se] (;W[qa];B[sc]) (;W[sc];B[ma]) (;W[pa];B[sc])) (;W[qa];B[sb] (;W[sc];B[pa]) (;W[pa];B[sc])) (;W[pa];B[sc] (;W[qa];B[oa]) (;W[oa];B[sb]))) (;W[qa];B[rb] (;W[sc];B[se]) (;W[sb];B[ma] (;W[sc];B[se]) (;W[pa];B[sc]) (;W[sa];B[se])) (;W[sa];B[sb] (;W[sc]) (;W[pa];B[sc])) (;W[pa];B[sc] (;W[sb];B[se]) (;W[sa];B[oa]))) (;W[pa];B[rb] (;W[sb];B[se] (;W[sc]) (;W[sa]) (;W[qa];B[sc]) (;W[oa];B[sc])) (;W[sa];B[sc] (;W[qa];B[oa]) (;W[oa];B[sb])) (;W[sc];B[sb] (;W[qa];B[oa]) (;W[oa];B[ma])) (;W[qa];B[sc] (;W[sb];B[se]) (;W[sa])) (;W[oa];B[sc] (;W[sb];B[se]) (;W[sa];B[sb]) (;W[qa];B[ma])))) (;W[qa];B[rb] (;W[ra];B[sb] (;W[sc];B[se] (;W[sa];B[ma]) (;W[qb];B[ma]) (;W[pa];B[ma])) (;W[qb];B[sc] (;W[sa];B[se]) (;W[pa];B[se])) (;W[sa];B[sc] (;W[pa];B[se]) (;W[qb];B[se])) (;W[pa];B[sc] (;W[sa];B[se]) (;W[qb];B[se]) (;W[oa];B[qb];W[sa];B[se]))) (;W[sb];B[ra] (;W[sc];B[se]) (;W[sa];B[sc] (;W[sb];B[se]) (;W[sa];B[sb]) (;W[qb];B[sb]) (;W[pa];B[ma] (;W[sb];B[se]) (;W[sa];B[sb]))) (;W[qb];B[ma] (;W[sc];B[se]) (;W[pa];B[sc]) (;W[sa];B[se])) (;W[pa];B[ma] (;W[sc];B[se]) (;W[sa];B[sc]) (;W[qb];B[se]) (;W[oa];B[se]))) (;W[sa];B[ra] (;W[sc];B[se] (;W[sb];B[ma]) (;W[qb];B[ma]) (;W[pa];B[ma])) (;W[sb];B[sc] (;W[sb];B[se]) (;W[sa];B[sb]) (;W[qb];B[sb]) (;W[pa];B[ma] (;W[sb];B[se]) (;W[sa];B[sb]))) (;W[qb];B[sb] (;W[sc]) (;W[pa];B[sc])) (;W[pa];B[sc];W[qb];B[oa])) (;W[sc];B[ra] (;W[qb];B[se]) (;W[sb];B[se]) (;W[sa];B[se] (;W[sb]) (;W[qb];B[ma]) (;W[pa];B[ma])) (;W[pa];B[sb] (;W[qb];B[oa]) (;W[oa];B[ma]))) (;W[qb];B[ra] (;W[sc]) (;W[sb]) (;W[sa]) (;W[pa];B[sc] (;W[sb];B[se]) (;W[sa]))) (;W[pa];B[ra] (;W[sc];B[sb] (;W[qb]) (;W[oa];B[ma])) (;W[sb];B[ma] (;W[sc];B[se]) (;W[sa];B[sc]) (;W[qb];B[se]) (;W[oa];B[se])) (;W[sa];B[sc];W[qb]) (;W[qb];B[sc] (;W[sb];B[se]) (;W[sa])))) (;W[pa];B[rb] (;W[sb];B[ra] (;W[sc];B[se]) (;W[sa]) (;W[qb]) (;W[qa]) (;W[oa];B[se] (;W[qb]) (;W[qa];B[sc]) (;W[sa]) (;W[sc]))) (;W[ra]) (;W[sa];B[sb] (;W[sc];B[ra]) (;W[qb];B[sc] (;W[ra];B[se]) (;W[qa];B[ra])) (;W[ra];B[sc] (;W[qb];B[se]) (;W[qa];B[se])) (;W[qa];B[sc] (;W[ra];B[se]) (;W[qb];B[ra]))) (;W[qb];B[sb] (;W[sc];B[ra] (;W[qa];B[oa]) (;W[oa];B[ma])) (;W[qa];B[sc] (;W[ra];B[se]) (;W[sa];B[ra])) (;W[ra];B[sc];W[sa];B[se]) (;W[sa];B[sc] (;W[ra];B[se]) (;W[qa];B[ra]))) (;W[qa];B[ra] (;W[sc]) (;W[sb]) (;W[sa]) (;W[qb])) (;W[sc];B[ra] (;W[sb];B[se]) (;W[sa];B[se]) (;W[qb];B[sb] (;W[qa];B[oa]) (;W[oa];B[ma])) (;W[qa];B[sb] (;W[qb]) (;W[oa];B[ma])))) (;W[sa];B[rb] (;W[ra];B[sb] (;W[sc];B[se] (;W[qb];B[pa]) (;W[qa];B[ma]) (;W[pa];B[qb])) (;W[qb];B[pa] (;W[sc];B[se]) (;W[qa];B[oa])) (;W[qa];B[sc] (;W[pa];B[se]) (;W[qb])) (;W[pa];B[sc] (;W[qb]) (;W[qa]))) (;W[sc];B[ra] (;W[sb];B[se] (;W[qa];B[ma]) (;W[qb]) (;W[pa];B[ma])) (;W[qb];B[sb] (;W[qa];B[pa]) (;W[pa];B[ma] (;W[qa];B[oa]) (;W[oa];B[qa]))) (;W[qa];B[se] (;W[sb]) (;W[qb];B[ma]) (;W[pa];B[ma])) (;W[pa];B[se])) (;W[sb];B[ra] (;W[sc];B[se] (;W[qa];B[ma]) (;W[qb]) (;W[pa];B[ma])) (;W[qb];B[se] (;W[qa];B[sc]) (;W[sc];B[ma]) (;W[pa];B[sc])) (;W[qa]) (;W[pa];B[se] (;W[sc]) (;W[qb]) (;W[qa];B[sc]) (;W[oa];B[sc]))) (;W[qb];B[ra] (;W[sc]) (;W[sb]) (;W[qa];B[sb] (;W[sc]) (;W[pa];B[sc])) (;W[pa];B[sc] (;W[qa];B[oa]) (;W[oa];B[sb]))) (;W[qa];B[ra] (;W[sc];B[se] (;W[sb]) (;W[qb];B[ma]) (;W[pa];B[ma])) (;W[sb]) (;W[qb]) (;W[pa];B[sc];W[qb])) (;W[pa];B[sb] (;W[sc];B[ra]) (;W[qb];B[sc] (;W[ra];B[se]) (;W[qa];B[ra])) (;W[ra];B[sc] (;W[qb]) (;W[qa])) (;W[qa];B[sc] (;W[ra]) (;W[qb])))))