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Problem
16307
by
blueorchid
13 kyu
life and death
flag problem... (4)
Well Constructed (1)
Needs Fixing (1)
Invalid
Duplicate (2)
-2
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Problem
16307
Created
2012-07-21
Source
Rating
Difficulty
12.4 kyu
Average Solve Time
33 secs
User Attempts
1152 / 3182
Solve Ratio Rating
6 kyu
rating history
(;AB[pr]AB[or]AB[oq]AB[op]AB[oo]AB[po]AB[qn]AB[ro]AW[pp]AW[qp]AW[rp]AW[sp]AW[pq]AW[qr]C[Black to kill. Find the vital point in the corner.]AP[goproblems] (;B[rs];W[qs];B[rr];W[rq];B[ps]C[RIGHT]) (;B[rr];W[rs] (;B[sr];W[rq]) (;B[rq];W[sr])))
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