invalid problem set
Problem | 19710 |
Created | 2015-05-03 |
Name | 015 - 123 |
Source | Yi Ch'ang-ho's Selected Life and Death Go Problems |
Rating | |
Difficulty | 16.9 kyu |
Average Solve Time | 47 secs |
User Attempts |
1233 / 2181 |
Solve Ratio Rating | 12 kyu |
| rating history |
(;AB[aq]AB[ap]AB[ao]AB[bp]AB[cp]AB[dp]AB[co]AB[dn]AB[en]AB[eq]AB[gq]AW[ar]AW[bq]AW[cq]AW[bo]AW[bn]AW[cn]AW[dm]AW[cl]AP[goproblems]
(;W[bs];B[cr];W[dr];B[dq];W[br]C[RIGHT]
(;B[ds]C[RIGHT]
(;W[cs]
(;B[es];W[er];B[fs];W[fr]C[RIGHT])
(;B[er];W[es];B[fs];W[ds]C[RIGHT])
(;B[fr];W[er];B[es];W[fs];B[gs];W[es]C[RIGHT]))
(;W[er]
(;B[es]
(;W[fr];B[fs]
(;W[gs]C[RIGHT])
(;W[gr];B[hr];W[gs];B[hs];W[cs]C[RIGHT]))
(;W[cs];B[fs];W[fr]C[RIGHT]))
(;B[fr];W[cs];B[es];W[fs];B[gs];W[es]C[RIGHT])))
(;B[er]C[RIGHT];W[cs]C[RIGHT];B[es]C[RIGHT];W[ds]C[RIGHT]))
(;W[dr]
(;B[bs]C[CHOICE];W[br];B[cs])
(;B[er]C[Mistake for Black];W[bs])
(;B[br]C[Mistake for Black];W[bs])))
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