invalid problem set
| Problem | 13549 |
| Created | 2010-03-28 |
| Source | |
| Rating | |
| Difficulty | 17.8 kyu |
| Average Solve Time | 44 secs |
| User Attempts |
1903 / 3251 |
| Solve Ratio Rating | 12 kyu |
| rating history |
(;AW[qq]AW[pq]AW[qp]AW[po]AB[pp]AB[op]AB[qo]AW[nr]AW[mm]AB[ml]AB[mk]AB[qh]TR[po]C[Capture the marked stone.]AP[goproblems]
(;B[pn];W[oo];B[no];W[on];B[om];W[nn];B[mn];W[nm];B[lm];W[nl];B[ol];W[nk];B[nj];W[ok];B[pk];W[oj];B[oi];W[pj];B[qj];W[pi]
(;B[ph]C[RIGHT])
(;B[qi];W[ph];B[pg];W[oh];B[nh];W[ni];B[mj];W[pl]))
(;B[on];W[pn];B[pm];W[qn];B[qm];W[ro]))
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