invalid problem set
Problem | 22890 |
Created | 2020-11-09 |
Name | Q52 第五å二番 |
Source | Original (オリジナル) |
Rating | |
Difficulty | 8 dan |
Average Solve Time | 402 secs |
User Attempts |
1 / 47 |
Solve Ratio Rating | 6 dan |
| rating history |
52. Ko problem (黒先劫)
Difficulty level 5 at mimura15.jp
(;AW[al]AW[bm]AW[cn]AW[cl]AW[dn]AW[eo]AW[fp]AW[fq]AW[gr]AW[hs]AW[hq]AB[cp]AB[ds]AP[goproblems]
(;B[dq];W[cr]
(;B[br];W[cq]
(;B[dp];W[bq];B[bp];W[ap]
(;B[ao];W[ar];B[bs];W[bo];B[aq]C[RIGHT])
(;B[bo];W[bs];B[ar];W[dr];B[er];W[eq]))
(;B[bq];W[dp]
(;B[cs];W[bp];B[dr];W[cq])
(;B[dr];W[bp];B[cs];W[cq])
(;B[bo];W[co];B[bp];W[dr])
(;B[co];W[bo]
(;B[bp];W[dr])
(;B[dr];W[bp];B[cs];W[cq])
(;B[cs];W[bp];B[dr];W[cq])))
(;B[dr];W[bp];B[bq];W[dp];B[cs])
(;B[cs];W[bp];B[bq];W[dp];B[dr];W[cq]))
(;B[bq];W[br];B[dr];W[bo]
(;B[ar];W[bs];B[bp];W[ap]
(;B[cs];W[dp])
(;B[dp];W[cs])
(;B[do];W[cs]))
(;B[bs];W[ar];B[bp];W[ap];B[aq];W[dp]))
(;B[bp];W[dr];B[er];W[eq];B[br];W[cq])
(;B[bo];W[dr];B[er];W[eq];B[br];W[cq];B[bq];W[dp];B[cs];W[dq])
(;B[dr];W[bq]
(;B[bp];W[ar]
(;B[bs];W[br]
(;B[dp];W[ap]
(;B[bo];W[ao];B[an];W[bn];B[aq];W[ao])
(;B[ao];W[bo]))
(;B[ap];W[dp])
(;B[bo];W[ao]
(;B[dp];W[ap];B[an];W[bn];B[aq];W[ao])
(;B[an];W[bn]
(;B[dp];W[ap];B[aq];W[ao])
(;B[ap];W[dp]))
(;B[ap];W[dp])
(;B[do]C[NOTTHIS])
(;B[ep]C[NOTTHIS]))
(;B[ao];W[bo]
(;B[dp];W[ap])
(;B[ap];W[dp])
(;B[do]C[NOTTHIS])
(;B[ep]C[NOTTHIS]))
(;B[do]C[NOTTHIS])
(;B[ep]C[NOTTHIS]))
(;B[ao];W[bo];B[bs];W[br]
(;B[dp];W[ap])
(;B[ap];W[dp])
(;B[do]C[NOTTHIS])
(;B[ep]C[NOTTHIS]))
(;B[bo];W[ao]
(;B[bs];W[br]
(;B[dp];W[ap])
(;B[an];W[bn]
(;B[dp];W[ap])
(;B[ap];W[dp]))
(;B[ap];W[dp])
(;B[do]C[NOTTHIS])
(;B[ep]C[NOTTHIS]))
(;B[an];W[bn];B[bs];W[br]
(;B[dp];W[ap])
(;B[ap];W[dp]))))
(;B[bo];W[bp]
(;B[co];W[ao];B[an];W[ap]
(;B[bn];W[ar])
(;B[br];W[ar];B[bs];W[bn]))
(;B[br];W[ar]))
(;B[br];W[ar]))
(;B[er];W[br];B[bo];W[ao]
(;B[an];W[bq]
(;B[bp];W[dp];B[cq];W[eq];B[dr];W[bn]
(;B[ar];W[bs])
(;B[bs];W[ar]))
(;B[ap];W[eq];B[dr];W[dp];B[cq];W[co];B[bp];W[bn]
(;B[ar];W[bs])
(;B[bs];W[ar]))
(;B[ar];W[dr];B[eq];W[bp];B[co];W[cs]
(;B[ap];W[es];B[fs];W[as];B[bs];W[aq])
(;B[es];W[as];B[bs];W[aq])
(;B[as];W[ap];B[bn];W[es];B[fs];W[fr];B[ds];W[gs];B[es];W[dp])))
(;B[ap];W[bq];B[an];W[eq];B[dr];W[dp];B[cq];W[co];B[bp];W[bn]
(;B[ar];W[bs])
(;B[bs];W[ar]))))
(;B[bo];W[cr]
(;B[dr];W[dq];B[cq];W[br])
(;B[dq];W[dr];B[er];W[eq];B[br];W[cq];B[bq];W[dp];B[cs];W[dq]))
(;B[cr];W[bo];B[bp];W[dq])
(;B[br];W[dr]
(;B[dq];W[er]
(;B[cr];W[bo])
(;B[bo];W[cr]))
(;B[cr];W[bo])
(;B[bo];W[cr])))
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