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life and death
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Problem | 628 |
Created | 2001-05-28 |
Source | |
Rating | |
Difficulty | 18.4 kyu |
Average Solve Time | 35 secs |
User Attempts |
7148 / 16829 |
Solve Ratio Rating | 7 kyu |
| rating history |
Black to kill unconditionally.
(;SZ[19]AB[qd]AB[pd]AB[od]AB[oc]AB[mc]AB[nb]AB[re]AB[sd]AB[qf]AW[ob]AW[pa]AW[pc]AW[qc]AW[rd]AW[rb]FF[4]GM[1]AP[Jago:Version 4.10]
(;B[sb];W[qb]
(;B[ra]C[RIGHT])
(;B[na];W[oa];B[ra]C[RIGHT]))
(;B[rc];W[qb])
(;B[qa];W[ra]
(;B[rc];W[qb])
(;B[sc];W[rc]
(;B[sb];W[qb])
(;B[qb];W[sb])))
(;B[ra];W[sc]C[ko.]))
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