invalid problem set
Problem | 20342 |
Created | 2015-09-22 |
Name | 120 - 123 |
Source | Yi Ch'ang-ho's Selected Life and Death Go Problems |
Rating | |
Difficulty | 8 dan |
Average Solve Time | 57 secs |
User Attempts |
22 / 138 |
Solve Ratio Rating | 1 dan |
| rating history |
(;AB[ar]AB[bp]AB[cp]AB[dp]AB[dq]AB[eq]AB[fq]AB[gq]AB[hq]AW[bq]AW[cq]AW[er]AW[bo]AW[co]AW[do]AW[fo]AW[bm]AW[hp]AW[ip]AW[iq]AW[ir]AW[hs]AP[goproblems]
(;W[dr];B[cr]
(;W[bs]
(;B[fr]
(;W[br];B[es]
(;W[ap]
(;B[aq]
(;W[as];B[aq]
(;W[ar];B[ds];W[gs];B[cs];W[ao];B[aq];W[bq]C[RIGHT])
(;W[ao]C[];B[ds]
(;W[ar];B[gs];W[gr];B[hr])
(;W[hr];B[cs];W[ar];B[aq];W[bq];B[gs];W[gr]C[RIGHT])))
(;W[ao];B[ds];W[gs];B[cs];W[as];B[aq];W[ar];B[aq];W[bq]C[RIGHT]))
(;B[ds]
(;W[gs];B[aq]
(;W[ao];B[cs];W[as];B[aq];W[ar];B[aq];W[bq]C[RIGHT])
(;W[as];B[aq]
(;W[ar];B[cs];W[ao];B[aq];W[bq]C[RIGHT])
(;W[ao];B[cs];W[ar];B[aq];W[bq]C[RIGHT]))
(;W[dr];B[ao]))
(;W[hr];B[aq];W[ao];B[cs];W[as];B[aq];W[ar];B[aq];W[bq];B[gs];W[gr]C[RIGHT])
(;W[aq];B[gs])
(;W[gr];B[gs];W[fs];B[hr])
(;W[dr];B[cs]
(;W[gs];B[aq];W[as];B[aq];W[ar];B[aq])
(;W[aq];B[gs])
(;W[ao];B[gs]))
(;W[as];B[gs])
(;W[ao];B[gs])
(;W[cs];B[dr]
(;W[gs];B[aq])
(;W[aq];B[gs]))))
(;W[cs];B[aq])
(;W[aq];B[ds];W[gs];B[ap])
(;W[gs];B[aq]))
(;W[cs]
(;B[es]
(;W[ds]
(;B[fs]
(;W[aq];B[br];W[as]
(;B[br];W[ap]C[RIGHT])
(;B[ap];W[br]C[RIGHT]))
(;W[ap];B[br])
(;W[br];B[aq]))
(;B[br];W[fs];B[aq]
(;W[gs]C[RIGHT])
(;W[es]C[RIGHT])))
(;W[aq];B[ds]
(;W[br];B[ap])
(;W[dr];B[ap])
(;W[ap];B[br])))
(;B[br];W[fs];B[aq];W[es]C[RIGHT]))
(;W[aq];B[br])
(;W[ap];B[br]))
(;B[br];W[cs]
(;B[fs];W[fr];B[gr];W[gs]C[RIGHT]
(;B[ds];W[es]C[RIGHT])
(;B[es];W[ds];B[fs];W[es]C[RIGHT]))
(;B[fr];W[fs]
(;B[aq]
(;W[es]C[RIGHT])
(;W[gs]C[RIGHT])
(;W[ds];B[as]))
(;B[es];W[ds];B[aq]
(;W[gs]C[RIGHT])
(;W[es]C[RIGHT]))))
(;B[fs];W[fr];B[br];W[cs]
(;B[ds];W[gr]C[RIGHT])
(;B[gr];W[gs]
(;B[ds];W[es]C[RIGHT])
(;B[es];W[ds];B[fs];W[es]C[RIGHT]))))
(;W[br];B[bs];W[cs];B[aq])
(;W[cs];B[bs];W[aq];B[ap])
(;W[aq];B[ap];W[bs];B[cs])
(;W[ap];B[br];W[cs];B[bs])
(;W[fs];B[bs]))
(;W[br]
(;B[cr]C[CHOICE]
(;W[aq];B[ap])
(;W[bs];B[dr];W[ap]
(;B[aq];W[as];B[aq];W[ar];B[cs];W[ao];B[aq];W[bq];B[fr])
(;B[cs]
(;W[aq];B[es])
(;W[es];B[aq];W[as];B[aq];W[ar];B[aq]
(;W[ao];B[br])
(;W[bq];B[ao];W[br];B[bs])))))
(;B[aq];W[dr];B[bs];W[cr];B[fr];W[fs];B[es];W[ds]C[]))
(;W[fs];B[cr]
(;W[bs];B[cs]
(;W[br];B[aq])
(;W[dr];B[br])
(;W[ap];B[br]))
(;W[ap];B[br]))
(;W[cs];B[dr]
(;W[aq];B[ap]
(;W[ds];B[fs];W[br];B[es])
(;W[fs];B[ds]))
(;W[ds];B[fs]
(;W[ap];B[aq])
(;W[aq];B[ap];W[br];B[es])))
(;W[cr];B[dr]
(;W[ds];B[fs];W[ap];B[aq]
(;W[ao];B[bs])
(;W[br];B[ao]))
(;W[ap];B[aq]))
(;W[bs];B[dr]
(;W[cs];B[ds];W[ap];B[aq];W[ao];B[br])
(;W[ap];B[aq];W[ao];B[br])
(;W[cr];B[ap]))
(;W[fr];B[dr])
(;W[ds];B[cr]
(;W[bs];B[cs];W[br];B[dr])
(;W[aq];B[ap]
(;W[bs];B[cs])
(;W[cs];B[bs])))
(;W[aq];B[ap];W[cr];B[dr]
(;W[ds];B[fs])
(;W[fs];B[cs])
(;W[bs];B[ds]))
(;W[es];B[dr])
(;W[ap];B[cr]
(;W[br];B[bs])
(;W[aq];B[br]
(;W[ao];B[fr])
(;W[fr];B[ao]))
(;W[bs];B[br])
(;W[dr];B[br];W[cs];B[bs])))
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