invalid problem set
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life and death
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Problem | 11797 |
Created | 2008-10-11 |
Source | |
Rating | |
Difficulty | 11.2 kyu |
Average Solve Time | 42 secs |
User Attempts |
1565 / 4136 |
Solve Ratio Rating | 6 kyu |
| rating history |
Black to play and kill white group.
(;AB[sb]AB[rb]AB[qb]AB[pb]AB[ob]AB[sc]AB[nc]AB[nd]AB[of]AB[qf]AB[qg]AB[qh]AB[rh]AB[sh]AW[pc]AW[qc]AW[rc]AW[qd]AW[qe]AW[pe]AW[od]AW[sd]AW[rf]AW[rg]
(;B[re];W[se]
(;B[sf];W[rd]C[];B[sg]C[RIGHT])
(;B[sg];W[sf];B[rd]C[RIGHT]))
(;B[sg];W[re])
(;B[se];W[re]C[Black can kill without ko.])
(;B[sf];W[re];B[sg];W[se])
(;B[oe];W[re])
(;B[oc];W[oe]
(;B[re];W[ne])
(;B[ne];W[re])))
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