invalid problem set
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life and death
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+5
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Problem | 12149 |
Created | 2008-12-25 |
Source | Cho Chikun - Elementary Problems |
Rating | |
Difficulty | 15.8 kyu |
Average Solve Time | 41 secs |
User Attempts |
2811 / 6682 |
Solve Ratio Rating | 7 kyu |
| rating history |
Black to live
(;AB[ba]AB[bb]AB[bc]AB[dc]AB[ec]AB[fb]AW[ad]AW[bd]AW[cd]AW[dd]AW[ed]AW[fc]AW[gc]AW[gb]AW[fa]AP[goproblems]
(;B[db]
(;W[cc];B[da];W[cb];B[ca];W[ea];B[eb];W[ga];B[ac]C[CHOICE])
(;W[da]
(;B[cc];W[ca];B[ea];W[eb];B[cb];W[ea]C[CHOICE])
(;B[ca];W[cc];B[ea];W[eb]C[CHOICE])
(;B[ea];W[eb]C[CHOICE];B[ca];W[cc];B[ea]C[CHOICE])
(;B[cb];W[eb];B[ca];W[ea]C[CHOICE])
(;B[eb];W[cc]
(;B[ea];W[cb]C[CHOICE])
(;B[ca];W[ga];B[ea];W[cb]C[CHOICE])
(;B[cb];W[ea]C[CHOICE]))
(;B[ac];W[eb]C[CHOICE])
(;B[ab];W[eb]C[CHOICE])
(;B[aa];W[eb]C[CHOICE])))
(;B[cb];W[da]
(;B[db];W[eb]C[CHOICE];B[ca];W[ea]C[CHOICE])
(;B[eb];W[db];B[cc];W[ea]C[CHOICE])
(;B[ea];W[eb]C[CHOICE]))
(;B[eb];W[cc]
(;B[cb];W[ea]
(;B[da];W[db]C[CHOICE])
(;B[db];W[da]C[CHOICE]))
(;B[db];W[cb]C[CHOICE]))
(;B[cc];W[da]
(;B[ea];W[eb]C[CHOICE])
(;B[eb];W[ea];B[db];W[ca]C[CHOICE])
(;B[db];W[ca]
(;B[eb];W[ea]C[CHOICE])
(;B[ea];W[eb];B[cb];W[ea]C[CHOICE]))
(;B[ca];W[db]
(;B[ea];W[eb]C[CHOICE])
(;B[eb];W[ea]))
(;B[cb]C[CHOICE]))
(;B[ea];W[eb]
(;B[da];W[db]
(;B[cb]
(;W[cc]C[CHOICE])
(;W[ca];B[da];W[cc]C[CHOICE]))
(;B[ca];W[cc]C[CHOICE])
(;B[cc];W[ca];B[cb];W[da]C[CHOICE]))
(;B[db];W[da];B[ca];W[cc];B[ea]C[CHOICE])
(;B[cb];W[db]C[CHOICE])
(;B[cc];W[db];B[ca]C[CHOICE]))
(;B[ca];W[da]
(;B[db];W[cc];B[ea];W[eb]C[CHOICE])
(;B[cc];W[db]
(;B[eb];W[ea]C[CHOICE])
(;B[cb];W[eb]C[CHOICE])))
(;B[da];W[db]C[]
(;B[eb];W[cb]C[]
(;B[ca];W[cc]C[CHOICE])
(;B[cc]C[RIGHT])
(;B[ea];W[cc]C[CHOICE])
(;B[ac];W[cc]C[CHOICE])
(;B[ab];W[cc]C[CHOICE])
(;B[aa];W[cc]C[CHOICE]))
(;B[cb];W[eb];B[ea];W[cc]C[CHOICE])
(;B[cc];W[eb]
(;B[ea];W[ca]C[CHOICE];B[cb];W[da]C[CHOICE])
(;B[cb];W[ea]C[CHOICE]))
(;B[ca];W[ea]
(;B[eb];W[cc]C[CHOICE])
(;B[cb];W[eb]C[CHOICE])
(;B[cc];W[eb]C[CHOICE]))))
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