invalid problem set
Problem | 11647 |
Created | 2008-08-17 |
Source | Adapted From Nobuaki Maeda |
Rating | |
Difficulty | 16.3 kyu |
Average Solve Time | 34 secs |
User Attempts |
3772 / 8333 |
Solve Ratio Rating | 8 kyu |
| rating history |
Black to kill
(;AB[qe]AB[qd]AB[qb]AB[sa]AB[sb]AB[sc]AB[sd]AW[rb]AW[rc]AW[rd]AW[re]AW[se]AB[rf]AB[sf]AB[qg]AB[pb]AW[nb]AW[mc]AB[od]AP[goproblems]
(;B[qa];W[ra]
(;B[sb];W[sc])
(;B[sc];W[sb])
(;B[qc];W[sc]))
(;B[ra];W[qa]
(;B[ra];W[sa];B[sc]C[RIGHT])
(;B[sb];W[sc]
(;B[ra];W[sa])
(;B[sa];W[ra]))
(;B[sc];W[ra];B[sb];W[pa]))
(;B[qc];W[ra]
(;B[sb];W[sc])
(;B[sc];W[sb])))
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