invalid problem set
| Problem | 5582 |
| Created | 2004-11-17 |
| Name | Go Seigen Tsumego No.109 |
| Source | Go Seigen |
| Rating | |
| Difficulty | 7 dan |
| Average Solve Time | 53 secs |
| User Attempts |
187 / 1528 |
| Solve Ratio Rating | 2 dan |
| rating history |
Black to play.
(;AB[rc]AB[qe]AB[se]AB[re]AB[pd]AB[nd]AB[oe]AB[nb]AB[mb]AB[oa]AW[rd]AW[sb]AW[qc]AW[qb]AW[pa]AW[ob]SZ[19]
(;B[ra];W[rb]
(;B[qa];W[sa];B[qa]
(;W[pc]C[RIGHT])
(;W[ra];B[pc]C[RIGHT]))
(;B[pc];W[sd];B[pb];W[qa]C[Wrong.])
(;B[sd];W[pc]C[Wrong.];B[oc];W[na]))
(;B[qd];W[ra];B[pc];W[pb];B[sd];W[rb]C[Wrong.]))
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