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Problem | 3621 |
Created | 2003-12-25 |
Source | shou guan zhi nan |
Rating | |
Difficulty | 6 dan |
Average Solve Time | 67 secs |
User Attempts |
397 / 2519 |
Solve Ratio Rating | 1 dan |
| rating history |
how should black make use of white shape?
(;AB[sp]AB[rp]AB[qo]AB[rn]AB[oo]AB[po]AB[nq]AB[nr]AB[os]AB[ps]AW[qp]AW[pp]AB[op]AW[oq]AW[pr]AW[rq]AW[sq]AW[qs]AW[rs]SZ[19]C[black first]
(;B[or];W[pq])
(;B[rr]
(;W[qq]C[CHOICE];B[or];W[sr];B[pq];W[qr]C[RIGHT])
(;W[qr]C[incorrect reponse from white, now kill...CHOICE];B[sr];W[ss];B[pq]C[RIGHT]))
(;B[qr];W[qq];B[or];W[pq]))
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