invalid problem set
Problem | 3237 |
Created | 2003-10-31 |
Source | |
Rating | |
Difficulty | 13.9 kyu |
Average Solve Time | 19 secs |
User Attempts |
12601 / 23298 |
Solve Ratio Rating | 10 kyu |
| rating history |
White to live
(;AB[sb]AB[rb]AB[rc]AB[qc]AB[qd]AB[qe]AB[pf]AB[of]AB[nf]AB[me]AB[md]AB[mc]AB[mb]AB[ma]AB[na]AW[nc]AW[oc]AW[pc]AW[nd]AW[pd]AW[oe]AW[qb]AW[ra]AW[oa]SZ[19]C[White to live.]
(;W[ob]C[ How simple it is :-)RIGHT])
(;W[pa];B[sa]
(;W[nb];B[pb];W[ob];B[qa]C[Ko])
(;W[qa];B[ob]
(;W[pb];B[nb])
(;W[nb];B[pb])))
(;W[pb];B[nb];W[qa];B[ob])
(;W[nb];B[pb];W[pa];B[qa]C[ko])
(;W[qa];B[ob]
(;W[nb];B[pa];W[pb];B[oa])
(;W[pb];B[nb])
(;W[pa];B[sa]
(;W[pb];B[nb])
(;W[nb];B[pb]))))
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