invalid problem set
| Problem | 15655 |
| Created | 2012-01-05 |
| Source | |
| Rating | |
| Difficulty | 6.9 kyu |
| Average Solve Time | 37 secs |
| User Attempts |
484 / 1137 |
| Solve Ratio Rating | 7 kyu |
| rating history |
(;AB[pc]AB[pd]AB[qe]AB[re]AB[od]AB[nd]AB[mc]AB[lc]AB[lb]AB[jc]AW[qc]AW[pb]AW[oc]AW[nc]AW[nb]AW[mb]AW[qf]AW[pf]AW[ph]C[Reduce Whites territory]AP[goproblems]
(;B[rb]
(;W[qb];B[rc];W[oa]C[RIGHT])
(;W[rc];B[qb];W[sb];B[pa];W[ob];B[ra];W[oa];B[ma]C[RIGHT]))
(;B[rc];W[rb]
(;B[qd];W[qb];B[sb];W[oa])
(;B[sc];W[sb];B[qd];W[qb];B[ma];W[oa])
(;B[sb];W[rd]C[unneccessary ko]))
(;B[sb];W[rc];B[sc];W[rb]
(;B[rd];W[ra]C[Not best solution])
(;B[sd];W[ra]C[Not best solution])))
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