invalid problem set
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life and death
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+7
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Problem | 9719 |
Created | 2007-01-31 |
Source | |
Rating | |
Difficulty | 10 kyu |
Average Solve Time | 58 secs |
User Attempts |
2151 / 6048 |
Solve Ratio Rating | 5 kyu |
| rating history |
(;AB[bb]AB[cb]AB[db]AB[ec]AB[fb]AB[fd]AB[ee]AB[ef]AB[eg]AB[cg]AB[ch]AB[bi]AB[cj]AB[di]AW[bc]AW[cc]AW[dc]AW[dd]AW[de]AW[ce]AB[cd]AW[bf]AW[bg]C[Black to kill.]AB[bj]AP[goproblems]
(;B[bd];W[ad]
(;B[ag]
(;W[af]
(;B[be]
(;W[bh];B[ah];W[ae];B[bd]C[Black wins.RIGHT])
(;W[ah];B[bh]C[Black wins.RIGHT]))
(;B[ah];W[be]C[Oops. White lives.CHOICE])
(;B[bh];W[be]C[Oops. White wins.CHOICE])
(;B[ab];W[be]C[Oops. White lives.CHOICE])
(;B[cf];W[be]C[Oops. White lives.CHOICE])
(;B[df];W[be]C[Oops. White lives.CHOICE])
(;B[ac];W[be]C[White lives.CHOICE])
(;B[ed];W[be]C[Oops. White lives.CHOICE])
(;B[ae];W[be]C[White lives.CHOICE]))
(;W[be]
(;B[ah];W[af]C[White lives.CHOICE])
(;B[ae];W[bh]C[White lives.CHOICE])
(;B[bh];W[af]C[White lives.CHOICE])
(;B[ac];W[ah]C[White lives.CHOICE])
(;B[ab];W[bh]C[White lives.CHOICE])
(;B[cf];W[bh]C[White lives.CHOICE])
(;B[df];W[bh]C[White lives.CHOICE])
(;B[ed];W[bh]C[White lives.CHOICE])
(;B[bd];W[bh]C[White lives.CHOICE])
(;B[cd];W[bh]C[White lives.CHOICE])
(;B[af]
(;W[ah];B[bh]C[Black wins.RIGHT])
(;W[bh];B[ah]C[Black wins.RIGHT])))
(;W[bh]
(;B[ah]
(;W[be];B[af]C[Black wins.RIGHT])
(;W[af];B[be];W[ae];B[bd]C[Black wins.RIGHT]))
(;B[af];W[ah]C[White lives.CHOICE])
(;B[ae];W[ac]C[White lives.CHOICE])
(;B[be];W[ae]LB[bd:a]LB[ah:b]C[White lives. a & b are miai.CHOICE])
(;B[ac];W[be]C[White lives.CHOICE])
(;B[ab];W[ah]C[White lives.CHOICE])
(;B[cf];W[ah]C[White lives.CHOICE])
(;B[df];W[ah]C[White lives.CHOICE])
(;B[ed];W[ah]C[White lives.CHOICE])
(;B[ai];W[ah]C[Oops. White lives.CHOICE])))
(;B[be];W[ae]LB[bd:a]LB[ag:b]C[White lives. a & b are miai.CHOICE])
(;B[ae];W[ac]LB[be:a]LB[af:b]LB[ag:c]C[White lives with a, b or c.CHOICE])
(;B[af];W[ag]C[White lives.CHOICE])
(;B[cf];W[ag]C[White lives.CHOICE])
(;B[ah];W[ag]C[White lives.CHOICE])
(;B[ab];W[ag]C[Oops. White lives.CHOICE])
(;B[bh];W[ag]C[White lives.CHOICE])
(;B[df];W[ag]C[White lives.CHOICE])
(;B[ed];W[ag]C[White lives.CHOICE])
(;B[ac];W[be]C[White lives.CHOICE]))
(;B[ac];W[bd]C[White lives.CHOICE])
(;B[ad];W[bd]
(;B[ac];W[ae]C[White lives.CHOICE])
(;B[ae];W[ac]C[White lives.CHOICE])
(;B[af]
(;W[ac]C[White lives.CHOICE])
(;W[ag]C[White lives.CHOICE]))
(;B[ag];W[ae]C[White lives.CHOICE]))
(;B[ae];W[bd]C[White lives.CHOICE])
(;B[be];W[bd]C[White wins.CHOICE])
(;B[af];W[bd]C[White lives.CHOICE])
(;B[ag];W[bd]C[White wins.CHOICE])
(;B[ah];W[bd]C[White lives.CHOICE])
(;B[cf];W[bd]C[White lives.CHOICE])
(;B[bh];W[bd]C[White lives.CHOICE])
(;B[ab];W[bd]C[White lives.CHOICE])
(;B[ed];W[bd]C[White lives.CHOICE])
(;B[df];W[bd]C[White wins.CHOICE]))
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