invalid problem set
Problem | 11820 |
Created | 2008-10-14 |
Source | |
Rating | |
Difficulty | 10.8 kyu |
Average Solve Time | 42 secs |
User Attempts |
1204 / 2985 |
Solve Ratio Rating | 7 kyu |
| rating history |
Black to play and have maximum local profit.
(;AB[cs]AB[dr]AB[er]AB[eq]AB[ep]AB[eo]AB[dn]AB[cn]AB[bn]AB[an]AW[bs]AW[br]AW[cr]AW[dq]AW[do]AW[dp]AW[co]AW[bo]
(;B[bp];W[ao]
(;B[cq];W[bq];B[ap];W[cp];B[cq]C[RIGHT])
(;B[cp];W[cq])
(;B[ap];W[cq];B[ar]C[seki]))
(;B[ao];W[bp]
(;B[ap];W[aq])
(;B[cq];W[ap];B[bq];W[aq]))
(;B[bq];W[cq]
(;B[ao];W[bp]
(;B[aq];W[ap])
(;B[ap];W[aq]))
(;B[bp];W[ao]))
(;B[aq];W[ao];B[bq];W[cq];B[bp];W[ar])
(;B[cq];W[bp]
(;B[aq];W[bq];B[ao];W[ap])
(;B[ao];W[ap];B[bq];W[aq])))
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