invalid problem set
Problem | 20441 |
Created | 2015-10-04 |
Name | 087 - 123 |
Source | Yi Ch'ang-ho's Selected Tesuji Go Problems |
Rating | |
Difficulty | 16.2 kyu |
Average Solve Time | 37 secs |
User Attempts |
912 / 2239 |
Solve Ratio Rating | 7 kyu |
| rating history |
(;AB[aq]AB[br]AB[ar]AB[cr]AB[cq]AB[dq]AB[ep]AB[fp]AB[gp]AB[gq]AB[gr]AW[dr]AW[eq]AW[fq]AW[fr]AW[fs]AW[bq]AW[bp]AW[cp]AW[dp]AW[ap]AW[dn]AP[goproblems]
(;B[es];W[ds]
(;B[gs];W[er];B[cs]C[RIGHT])
(;B[cs];W[er];B[gs]C[RIGHT]))
(;B[ds];W[es];B[er]C[ko])
(;B[gs];W[es];B[cs];W[bs])
(;B[er];W[es]
(;B[cs];W[bs])
(;B[gs];W[cs]))
(;B[cs]
(;W[es]C[CHOICE]
(;B[gs];W[as]
(;B[ds]C[ko];W[bs])
(;B[bs]C[seki]))
(;B[ds];W[bs]C[ko])
(;B[as];W[ds])
(;B[bs];W[ds]))
(;W[bs]
(;B[ds];W[es]C[ko])
(;B[es]))))
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