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life and death
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Problem | 5155 |
Created | 2004-10-02 |
Name | chinese - 227 |
Source | |
Rating | |
Difficulty | 16.4 kyu |
Average Solve Time | 38 secs |
User Attempts |
5246 / 12889 |
Solve Ratio Rating | 7 kyu |
| rating history |
Very simple shape problem, there are are not good or bad shapes, it depends on situation . . .
(;C[Black to win]AW[rs]AW[qs]AW[rr]AW[rq]AW[qq]AW[rp]AB[qp]AB[pp]AB[pq]AB[pr]AB[qr]AB[ps]AB[nr]AB[mr]AW[ms]AW[lr]AW[lq]AW[op]AW[np]AW[po]AW[qo]AW[on]AB[ro]AB[rn]AB[qm]AP[goproblems]
(;B[or];W[mq]
(;B[sp];W[nq]
(;B[sq]C[RIGHT])
(;B[sr]C[RIGHT])
(;B[ss];W[sr];B[so];W[oq];B[sq]C[RIGHT]))
(;B[sq];W[nq]
(;B[sp]C[RIGHT])
(;B[sr]C[RIGHT])
(;B[ss];W[sr];B[sp];W[so];B[sp];W[oq]))
(;B[sr];W[nq]
(;B[sp]C[RIGHT])
(;B[sq]C[RIGHT])
(;B[ss];W[sq]
(;B[so];W[oq];B[sp];W[ns])
(;B[sr];W[oq])))
(;B[ss];W[sr]
(;B[sp];W[nq];B[so];W[oq];B[sq]C[RIGHT])
(;B[so];W[sp])))
(;B[ns];W[or]
(;B[oq];W[nq];B[os];W[ls])
(;B[ls];W[oq];B[os]
(;W[mq])
(;W[kr];B[sp];W[mq];B[sq];W[nq])))
(;B[os];W[oq])
(;B[nq];W[oq];B[or];W[mq])
(;B[oq];W[nq];B[os];W[ls])
(;B[sp];W[or];B[oq];W[nq];B[os];W[ls];B[sq];W[ns])
(;B[sr];W[or];B[oq];W[nq];B[os];W[ls];B[sp];W[ns]))
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