invalid problem set
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life and death
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Problem | 8478 |
Created | 2006-04-28 |
Name | k13 |
Source | dashnet |
Rating | |
Difficulty | 6 dan |
Average Solve Time | 81 secs |
User Attempts |
165 / 1188 |
Solve Ratio Rating | 2 dan |
| rating history |
no ko
(;AB[ds]AB[er]AB[fr]AB[gq]AB[hr]AB[gp]AB[fp]AB[ep]AB[do]AB[en]AB[bo]AB[ao]AB[co]AB[cq]AW[bp]AW[cp]AW[dp]AW[dq]AW[dr]AW[cr]AW[eq]AW[fq]AW[hs]C[Black to kill]AP[goproblems]
(;B[bs];W[cs]
(;B[bq];W[br]
(;B[aq]C[RIGHT])
(;B[ar];W[aq])
(;B[ap];W[aq]))
(;B[br];W[bq])
(;B[ap];W[bq])
(;B[aq];W[bq]
(;B[br];W[ar])
(;B[ar];W[ap])))
(;B[ap];W[bq];B[bs];W[cs];B[ar];W[aq])
(;B[br];W[bs]
(;B[bq];W[ar])
(;B[ar];W[bq])
(;B[aq];W[bq]))
(;B[cs];W[bs]
(;B[br];W[es])
(;B[es];W[bq])
(;B[bq];W[aq]))
(;B[bq];W[br]
(;B[aq];W[ap]
(;B[cs];W[bs])
(;B[bs];W[ar]
(;B[cs];W[bq])
(;B[bq];W[cs])))
(;B[bs];W[ar]
(;B[cs];W[es]C[Thanks to santa c for this variation.];B[fs];W[as]
(;B[es];W[gr])
(;B[gr];W[es];B[ds];W[cs]))
(;B[ap];W[aq];B[cs];W[es];B[fs];W[as];B[es];W[gr])
(;B[gr];W[cs]))
(;B[ar];W[aq]))
(;B[aq];W[bq]
(;B[ap];W[ar])
(;B[ar];W[ap];B[bs];W[cs];B[es]C[seki]))
(;B[ar];W[bq]))
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