invalid problem set
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life and death
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Problem | 12121 |
Created | 2008-12-22 |
Source | Cho Chikun - Elementary Problems |
Rating | |
Difficulty | 25.1 kyu |
Average Solve Time | 19 secs |
User Attempts |
9216 / 13022 |
Solve Ratio Rating | 20 kyu |
| rating history |
Black to kill
(;AP[goproblems]AB[ba]AW[da]AW[db]AW[cb]AW[bb]AW[bc]AW[bd]AW[ad]AB[be]AB[ce]AB[cc]AB[cd]AB[dc]AB[ec]AB[eb](;B[aa];W[ab]C[CHOICE])(;B[ca];W[aa]C[CHOICE])(;B[ac];W[ab]C[CHOICE])(;B[ab]C[RIGHT])(;B[ea];W[ab])(;B[ae];W[ab]))
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