invalid problem set
Problem | 22024 |
Created | 2018-11-06 |
Name | Q38 第三å八番 |
Source | Original (オリジナル) |
Rating | |
Difficulty | 8 dan |
Average Solve Time | 84 secs |
User Attempts |
2 / 133 |
Solve Ratio Rating | 6 dan |
| rating history |
38. Two step Ko, advantageous for white
(黒ä¸åˆ©ãªï¼‘手ヨセ劫).
Difficulty level 2 at mimura15.jp
(;AW[bn]AW[cm]AW[co]AW[do]AW[eo]AW[gp]AW[gq]AW[gr]AW[ir]AW[bs]AW[cq]AW[dq]AB[bq]AB[cp]AB[cr]AB[dr]AB[fr]AP[goproblems]
(;B[ap]
(;W[dp]
(;B[er]
(;W[fs]
(;B[bo]C[]
(;W[bp]C[RIGHT])
(;W[ar];B[es];W[br];B[cs];W[bp]C[RIGHT]))
(;B[ar];W[bp])
(;B[bp];W[ar];B[es];W[br];B[cs];W[bo])
(;B[br];W[bp]
(;B[aq];W[as];B[es];W[cs])
(;B[es];W[cs];B[aq];W[as]))
(;B[cs];W[es];B[bo];W[ar])
(;B[es];W[cs];B[bo];W[br];B[ar];W[eq]))
(;W[br]
(;B[cs];W[bp];B[ar]C[RIGHT])
(;B[ar];W[bp];B[cs]C[RIGHT]))
(;W[bp];B[cs];W[br];B[ar]C[RIGHT])
(;W[ao];B[br]C[RIGHT]))
(;B[ar];W[bp]
(;B[cs];W[er];B[eq];W[es];B[fs];W[fq])
(;B[er];W[fs])
(;B[fs];W[br];B[cs];W[er])
(;B[eq];W[fq])
(;B[es];W[eq];B[er];W[cs]))
(;B[bp];W[br];B[ar];W[er];B[eq];W[es])
(;B[br];W[bp]
(;B[aq];W[as]
(;B[cs];W[er];B[eq];W[es];B[fs];W[fq])
(;B[es];W[eq];B[er];W[cs])
(;B[er];W[fs];B[es];W[cs])
(;B[eq];W[fq]
(;B[cs];W[es])
(;B[fs];W[er]
(;B[es];W[cs])
(;B[cs];W[es]))
(;B[es];W[cs])))
(;B[cs];W[er];B[eq];W[es];B[fs];W[fq])
(;B[er];W[fs]
(;B[aq];W[as];B[es];W[cs])
(;B[es];W[cs];B[aq];W[as]))
(;B[es];W[eq];B[er];W[cs])
(;B[eq];W[fq]
(;B[aq];W[as]
(;B[cs];W[es])
(;B[fs];W[er]
(;B[es];W[cs])
(;B[cs];W[es]))
(;B[es];W[cs]))
(;B[fs];W[er];B[es];W[cs];B[aq];W[as]))
(;B[fs];W[er];B[eq];W[fq];B[es];W[cs];B[aq];W[as]))
(;B[cs];W[er];B[eq];W[es];B[fs];W[fq])
(;B[es];W[eq];B[er];W[cs])
(;B[eq];W[bp]
(;B[br];W[fq]
(;B[aq];W[as])
(;B[fs];W[er];B[es];W[cs];B[aq];W[as]))
(;B[cs];W[es];B[fs];W[er];B[ds];W[er]))
(;B[fs];W[bp]
(;B[br];W[er];B[eq];W[fq])
(;B[cs];W[er];B[eq];W[es];B[ds];W[er])))
(;W[br];B[ar];W[dp];B[er];W[bp];B[cs]C[RIGHT])
(;W[es];B[ar]C[RIGHT])
(;W[er];B[eq];W[dp];B[es]C[RIGHT]))
(;B[bo];W[dp]
(;B[ap];W[er]
(;B[ar];W[br];B[eq];W[es];B[fs];W[fq])
(;B[eq];W[es]
(;B[ar];W[br];B[fs];W[fq])
(;B[fs];W[fq]
(;B[ar];W[br])
(;B[ds];W[er]
(;B[ar];W[br])
(;B[br];W[ar])))
(;B[ds];W[fq])))
(;B[ar];W[bp])
(;B[bp];W[br])
(;B[br];W[bp]
(;B[er];W[fs])
(;B[eq];W[fq])
(;B[es];W[eq])
(;B[aq];W[as])
(;B[cs];W[er]))
(;B[cs];W[bp];B[br];W[er]))
(;B[bp];W[dp]
(;B[er];W[fs])
(;B[br];W[er];B[eq];W[es])
(;B[cs];W[er];B[eq];W[es])
(;B[es];W[eq];B[er];W[cs])
(;B[eq];W[br]
(;B[ar];W[ap];B[cs];W[es];B[fs];W[er])
(;B[cs];W[ap];B[ar];W[es];B[fs];W[er]))
(;B[fq];W[br])
(;B[fs];W[br]))
(;B[ar];W[dp]
(;B[er];W[fs])
(;B[eq];W[fq])
(;B[cs];W[er];B[eq];W[es];B[fs];W[fq]))
(;B[br];W[dp]
(;B[er];W[fs]
(;B[bp];W[ap]
(;B[aq];W[as])
(;B[es];W[cs];B[aq];W[as]))
(;B[es];W[cs];B[bp];W[ap];B[aq];W[as]))
(;B[bp];W[er];B[eq];W[es]))
(;B[cs];W[es]
(;B[br];W[dp]
(;B[as];W[aq])
(;B[bp];W[ap])
(;B[fs];W[er]))
(;B[eq];W[dp]
(;B[fs];W[er]
(;B[ds];W[er]
(;B[fq];W[br])
(;B[br];W[fq]))
(;B[fq];W[br])
(;B[br];W[fq]))
(;B[br];W[fs]))
(;B[fs];W[er];B[eq];W[dp]
(;B[ds];W[er]
(;B[fq];W[br])
(;B[br];W[fq]))
(;B[fq];W[br])
(;B[br];W[fq])))
(;B[es];W[eq];B[er];W[br])
(;B[fq];W[eq];B[er];W[br])
(;B[fs];W[br])
(;B[eq];W[dp]
(;B[br];W[fq])
(;B[ap];W[bp]
(;B[br];W[fq])
(;B[cs];W[es];B[fs];W[er];B[ds];W[er]))
(;B[ar];W[fq])
(;B[cs];W[es]
(;B[fs];W[er]
(;B[ds];W[er]
(;B[fq];W[br])
(;B[br];W[fq]))
(;B[fq];W[br])
(;B[br];W[fq]))
(;B[br];W[fs])))
(;B[er];W[br]
(;B[ar];W[ap])
(;B[ap];W[ar];B[cs];W[ao])))
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