invalid problem set
Problem | 6207 |
Created | 2005-03-24 |
Source | |
Rating | |
Difficulty | 7 dan |
Average Solve Time | 36 secs |
User Attempts |
304 / 2411 |
Solve Ratio Rating | 2 dan |
| rating history |
(;AB[or]AB[oq]AB[op]AB[pp]AB[qp]AB[qq]AB[qo]AB[po]AW[pr]AW[ps]AW[pq]AB[os]AW[ns]AW[nr]AW[nq]AW[np]AW[no]AW[oo]AW[pn]AW[on]AW[rn]AW[qn]AW[sn]C[Can white kill the corner?]AP[goproblems]
(;W[qr];B[rr])
(;W[qs];B[rr])
(;W[rr];B[rq])
(;W[rs];B[rr])
(;W[rq];B[rr])
(;W[ss];B[rr])
(;W[rp];B[rr])
(;W[ro];B[rr])
(;W[so];B[rr])
(;W[sq];B[sp]
(;W[rq];B[rr])
(;W[rp];B[sr]
(;W[rq];B[rr]
(;W[ro];B[qr])
(;W[so];B[qr]))
(;W[so];B[rq]
(;W[sp];B[rs])
(;W[rr];B[qr]
(;W[rs];B[qs]
(;W[pr];B[ss])
(;W[ss];B[sr]))
(;W[ss];B[qs]
(;W[sr];B[pr])
(;W[pr];B[rs])))))
(;W[rr];B[rq])
(;W[so];B[rr]
(;W[sr];B[rp])
(;W[rp];B[sr])))
(;W[sr];B[rq];W[sq];B[sp]
(;W[so];B[rp])
(;W[rp];B[ro];W[so];B[qr];W[rp];B[qs];W[pr];B[sp]C[Ko, black takes first.]MA[rp])
(;W[rr];B[qr];W[rp];B[ro];W[so];B[qs]MA[pr]MA[rp]))
(;W[sp];B[sr]
(;W[rq];B[rr])
(;W[sq];B[rr])
(;W[rr];B[rq];W[sq];B[rs];W[ss]C[Ko, white takes first. :)RIGHT]MA[sr])))
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