Problem | 16920 |
Created | 2012-12-27 |
Source | Weekly@Go@Problems Week 50 |
Rating | |
Difficulty | 9 dan |
Average Solve Time | 48 secs |
User Attempts |
16 / 226 |
Solve Ratio Rating | 4 dan |
| rating history |
Weekly Go Problems Week 50-Hard Go problem
(;AB[cq]AB[bp]AB[co]AB[do]AB[cp]AB[fo]AB[em]AB[dm]AB[dl]AB[ek]AB[ej]AB[gj]AB[ij]AB[jo]AB[jq]AW[dp]AW[dq]AW[dr]AW[bo]AW[bn]AW[cl]AW[cj]AW[dk]AW[el]AW[fl]AW[fm]AW[gn]AW[go]AW[gp]AW[fq]AW[im]LB[bm:a]LB[cn:b]LB[cr:c]LB[bs:d]AP[goproblems]
(;B[bm];W[cm];B[cn];W[bl]LB[bs:a]LB[ao:b]
(;B[ao];W[br]LB[an:a]LB[cr:b]
(;B[cr];W[cs];B[bs];W[as]LB[ep:a]LB[fp:b]
(;B[ep];W[eq]LB[an:a]LB[en:b]
(;B[en];W[am]LB[fn:a]LB[fp:b]
(;B[fn];W[fp];B[gm];W[gl];B[hm];W[hl];B[hn];W[io])
(;B[fp];W[fn];B[eo];W[hq]))
(;B[an];W[en]))
(;B[fp];W[eo]LB[en:a]LB[ep:b]
(;B[en];W[ep])
(;B[ep];W[en])))
(;B[an];W[en];B[cr];W[cs];B[bs];W[as]LB[aq:a]LB[bq:b]
(;B[aq];W[bq])
(;B[bq];W[aq];B[ap];W[ds];B[ar];W[bs];B[ep];W[eo];B[eq];W[er])))
(;B[bs];W[aq]LB[ao:a]LB[ap:b]LB[ar:c]
(;B[ao];W[am]
(;B[en];W[br];B[cr];W[ap]
(;B[bq];W[an];B[ar]C[RIGHT])
(;B[ar];W[as];B[cs];W[an];B[bq]C[RIGHT]))
(;B[ar];W[br];B[cr];W[as];B[cs];W[en]))
(;B[ap];W[en]LB[ar:a]LB[br:b]LB[cr:c]
(;B[cr];W[ar])
(;B[br];W[ar])
(;B[ar];W[br]LB[cr:a]LB[bq:b]
(;B[cr];W[as];B[bq];W[cs])
(;B[bq];W[cr])))
(;B[ar];W[br];B[cr];W[as];B[cs];W[en])))
(;B[cn];W[bm]LB[bs:a]LB[cr:b]LB[ep:c]LB[br:d]
(;B[ep];W[br];B[cr];W[cs];B[bs];W[as]LB[bq:a]LB[aq:b]
(;B[aq];W[eq])
(;B[bq];W[eq]))
(;B[cr];W[en]LB[eo:a]LB[fn:b]LB[ar:c]LB[br:d]LB[bs:e]LB[aq:f]LB[cs:g]LB[ap:h]
(;B[fn];W[eo];B[ep];W[fp])
(;B[eo];W[fn])
(;B[ar];W[bs];B[cs];W[ap];B[aq];W[br])
(;B[br];W[aq];B[ap];W[cs];B[bs];W[ar])
(;B[bs];W[ar]LB[aq:a]LB[br:b]
(;B[br])
(;B[aq];W[br]))
(;B[aq];W[br]LB[bs:a]LB[ar:b]
(;B[bs];W[ar])
(;B[ar];W[bs]))
(;B[cs];W[ap]LB[aq:a]LB[ar:b]
(;B[aq];W[br])
(;B[ar];W[aq]LB[bq:a]LB[bs:b]
(;B[bq];W[bs];B[ao];W[ap])
(;B[bs];W[bq])))
(;B[ap];W[cs];B[bs];W[ar])))
(;B[cr];W[cn])
(;B[bs];W[cn]LB[cm:a]LB[dn:b]
(;B[dn];W[cm];B[fn];W[eo];B[ep];W[fp];B[ar];W[cr];B[br];W[ap])
(;B[cm];W[bm];B[bl];W[ck];B[dn];W[bk];B[ar];W[cr];B[br];W[ap]LB[aq:a]LB[ao:b];B[aq];W[ao];B[fn];W[eo]LB[ep:a]LB[gm:b]
(;B[gm];W[gl];B[hm];W[hl];B[hn];W[io])
(;B[ep];W[fp]))))
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