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life and death
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Problem | 10807 |
Created | 2008-01-16 |
Name | k116 |
Source | dashnet |
Rating | |
Difficulty | 7 dan |
Average Solve Time | 90 secs |
User Attempts |
48 / 386 |
Solve Ratio Rating | 2 dan |
| rating history |
In this case, ko would be good enough.
(;AB[bs]AB[br]AB[bq]AB[cs]AB[dr]AB[er]AB[eq]AB[cp]AB[co]AB[do]AB[en]AB[em]AB[el]AB[fl]AB[gl]AB[il]AB[im]AB[in]AB[hp]AB[hq]AB[jp]AB[jq]AB[jr]AW[cr]AW[cq]AW[dq]AW[dp]AW[ep]AW[eo]AW[fn]AW[fm]AW[gm]AW[hm]AW[hn]AW[gp]AW[gq]AW[fr]AW[hr]AW[ir]AW[ds]C[black to kill]AB[gr]AP[goproblems]
(;B[gs];W[go];B[fp];W[fo])
(;B[fo];W[fp]
(;B[go];W[gs]C[CHOICE]
(;B[is];W[fs];B[es];W[ho])
(;B[es];W[fq]
(;B[ho];W[is])
(;B[ds];W[fs]
(;B[ho];W[is])
(;B[is];W[ho]))
(;B[is];W[ho]))
(;B[ho];W[fq]
(;B[es])
(;B[is]))
(;B[fs];W[ho]
(;B[is];W[es];B[fs];W[es]
(;B[ds];W[fq]
(;B[fs]C[RIGHT])
(;B[js];W[hs];B[fs]C[RIGHT]))
(;B[js];W[hs];B[ds];W[fq]))
(;B[es];W[is])))
(;B[gs];W[go]))
(;B[go];W[fq]
(;B[es];W[gs]
(;B[is];W[ho];B[fo];W[fp])
(;B[fo];W[fp]))
(;B[fo];W[es])
(;B[gs];W[es]))
(;B[fp];W[fo])
(;B[es];W[fq];B[fo];W[fp]
(;B[go];W[gs])
(;B[gs];W[go]))
(;B[fq];W[fp];B[fs];W[go])
(;B[is];W[go])
(;B[fs];W[gs]
(;B[es];W[go])
(;B[fq];W[fp];B[gr];W[go])))
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