invalid problem set
Problem | 5456 |
Created | 2004-11-10 |
Name | Go Seigen Tsumego No.23 |
Source | Go Seigen |
Rating | |
Difficulty | 5.2 dan |
Average Solve Time | 62 secs |
User Attempts |
333 / 1988 |
Solve Ratio Rating | 1 dan |
| rating history |
Black to play.
(;AB[ra][sa][sb][qc][pd][pe][oc][nc][nb][qf][qh][rg]
AW[ob][pb][qb][rc][rd][re]SZ[19]
(;B[rb]
(;W[se];B[sc];W[oa];B[qa];W[sd]
(;B[na];W[pa];B[ra]
(;W[rb];B[sb]C[RIGHT])
(;W[sb];B[rb]C[RIGHT]))
(;B[pc];W[pa];B[ra]
(;W[sb];B[rb]C[RIGHT])
(;W[rb];B[sb]C[RIGHT]))
(;B[qd];W[pa];B[ra];W[sb];B[rb];W[qa]C[Wrong.]))
(;W[qa];B[oa]C[RIGHT])
(;W[sc];B[se]C[RIGHT]))
(;B[oa];W[se];B[rb];W[sc]C[Wrong.])
(;B[se];W[oa];B[qa];W[rb]C[Wrong.]))
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