Problem 4710 goproblems.com


Author	tails	Created	2004-06-27
Difficulty	9 kyu (history)	Source	NHK Igo-no-jikan 2004.06.27
AVG solve time	47 sec	Stars	4.2 (10 votes)
User attempts	1707 / 5725	Collections	4-4 (hoshi) Joseki
Genre	life and death	Your attempts	N/A
Similar problems
Created	2004-06-27
Source	NHK Igo-no-jikan 2004.06.27
Stars	4.2 (10 votes)
Collections	4-4 (hoshi) Joseki
Your attempts	N/A

(;AW[qb]AW[qc]AW[pb]AB[ob]AB[oc]AB[pc]AB[pd]AW[qe]AW[re]AW[pe]AB[oe]AB[pf]AB[qf]AB[rf]AW[nc]C[black to kill.]LB[nc:1]LB[pf:2]LB[qc:3]LB[pc:4]LB[pb:5]LB[ob:6]LB[qb:7]LB[oc:8]LB[re:9]LB[rf:10]LB[qe:11]LB[qf:12]LB[pe:13]LB[oe:14]AP[goproblems] (;B[se] (;W[rd] (;B[pa];W[rb] (;B[sc];W[sd] (;B[qa];W[ra] (;B[sb]C[RIGHT]) (;B[qd];W[rc];B[sb]C[RIGHT]) (;B[oa];W[sb])) (;B[qd];W[rc] (;B[qa];W[ra] (;B[sb]C[RIGHT]) (;B[oa];W[sb])) (;B[ra];W[sb];B[qa]C[RIGHT]) (;B[sb];W[sa];B[qa]C[RIGHT])) (;B[sb];W[qa] (;B[sa]C[RIGHT]) (;B[qd]C[RIGHT]))) (;B[qa];W[ra] (;B[sc];W[sd] (;B[sb]C[RIGHT]) (;B[qd];W[rc];B[sb]C[RIGHT])) (;B[sd];W[sc] (;B[sf];W[qd]) (;B[qd];W[sf])) (;B[sb];W[sc];B[qd];W[sa]) (;B[oa];W[sc])) (;B[sb];W[sc] (;B[qa];W[ra] (;B[qd];W[sa]) (;B[sf];W[sa] (;B[sd];W[qd]) (;B[qd];W[sd]))) (;B[sf];W[sa]) (;B[qd];W[sa]))) (;B[rb];W[sb];B[ra];W[sd] (;B[rc]C[RIGHT]) (;B[qd]C[];W[rc];B[pa]C[RIGHT]) (;B[pa];W[qa] (;B[rc]C[RIGHT]) (;B[qd]C[RIGHT])) (;B[qa];W[pa] (;B[rc];W[sc]) (;B[qd];W[rc]))) (;B[sb];W[rb];B[sc];W[sd] (;B[qd];W[rc] (;B[pa]C[RIGHT];W[sa];B[qa]C[RIGHT]) (;B[ra];W[sa];B[sb]C[RIGHT]) (;B[qa];W[pa]) (;B[sa];W[ra] (;B[sb];W[pa]) (;B[pa];W[sb]))) (;B[sf];W[pa];B[qd];W[rc];B[ra];W[sa];B[sb]C[RIGHT]) (;B[pa];W[qa] (;B[sa]C[RIGHT]) (;B[qd]C[RIGHT]))) (;B[ra];W[rb];B[sc];W[sd];B[sb];W[sf]) (;B[sc];W[sb] (;B[sd];W[rc] (;B[sf];W[ra]) (;B[ra];W[sf])) (;B[ra];W[sd]) (;B[rb];W[sd];B[sa];W[rc] (;B[pa];W[sb]C[ko.]) (;B[sb];W[ra] (;B[pa];W[sb]) (;B[sb];W[pa])) (;B[qa]C[];W[pa]C[double ko.]))) (;B[sd];W[sc] (;B[rb];W[ra] (;B[pa];W[sb]) (;B[sb];W[sf] (;B[se];W[pa]) (;B[pa];W[se]))) (;B[ra];W[rb]) (;B[sb];W[sf]))) (;W[sc] (;B[pa]C[RIGHT]) (;B[rb]C[RIGHT]))) (;B[rd];W[qd];B[se];W[rc] (;B[sd];W[sc] (;B[sf];W[ra] (;B[pa];W[sb]) (;B[sb];W[pa])) (;B[ra];W[sf]) (;B[pa];W[sf])) (;B[sc];W[sb])) (;B[qd];W[rd];B[se];W[sc] (;B[rb];W[ra] (;B[pa];W[sb]) (;B[sb];W[pa])) (;B[pa];W[rb])) (;B[sb];W[qd];B[se];W[sd];B[sf];W[rc];B[sc];W[rb];B[rd]C[ko.]) (;B[pa];W[qd] (;B[se];W[sd];B[rc];W[sf] (;B[sg];W[rb]) (;B[qa];W[ra] (;B[sb];W[rg]C[seki or escape, depending on the right side.]) (;B[sg];W[sb]))) (;B[qa];W[ra];B[sb];W[oa] (;B[na];W[pa]) (;B[nb];W[pa]) (;B[pa];W[sd] (;B[na];W[rc]) (;B[rc]C[seki.])) (;B[sd];W[se];B[pa];W[rc];B[sc]C[seki.])) (;B[sb];W[qa]) (;B[rb];W[ra]) (;B[sd];W[se];B[qa];W[ra] (;B[sb];W[rc];B[sc];W[oa] (;B[pa]C[seki.]) (;B[na];W[pa])) (;B[oa];W[sb])) (;B[rc];W[rb];B[qa];W[ra];B[sb];W[sd];B[sc];W[oa];B[pa]C[seki.])) (;B[rb];W[rc] (;B[ra];W[qd]) (;B[qd];W[ra]) (;B[se];W[ra]) (;B[sb];W[qd])) (;B[sc];W[sb];B[rb];W[rc];B[sa];W[sd];B[pa];W[sb]C[ko.]))