invalid problem set
Problem | 17881 |
Created | 2014-09-10 |
Name | Broken semeai |
Source | Cho Chikun's Encyclopedia |
Rating | |
Difficulty | 11.1 kyu |
Average Solve Time | 87 secs |
User Attempts |
574 / 1648 |
Solve Ratio Rating | 5 kyu |
| rating history |
What is it? A lost capturing race or something else?
Remember: in case of ko situation neither side has any threats to play.
(;AW[bb]AW[ca]AW[cc]AW[dc]AW[ec]AW[fc]AW[gc]AW[gb]AW[fa]AB[bc]AB[bd]AB[cb]AB[db]AB[eb]AB[fb]AB[hb]AB[gd]C[What would you do as black?]AB[fd]AB[ed]AB[hd]AB[ib]AB[hc]AB[de]AB[ce]AP[goproblems]
(;B[ba];W[aa]
(;B[ac];W[da];B[ab];W[ea]
(;B[ba];W[cb];B[eb]C[RIGHT])
(;B[eb];W[ba];B[db]C[RIGHT])
(;B[db];W[eb];B[ba];W[cb])
(;B[cb];W[ba]))
(;B[ab];W[ac];B[ad];W[da];B[ab];W[ea];B[ba];W[cb];B[eb]C[RIGHT])
(;B[cd];W[da];B[ac];W[ba])
(;B[dd];W[da];B[ac];W[ba]))
(;B[da];W[ea])
(;B[ea];W[da])
(;B[cd];W[da]
(;B[dd];W[ea])
(;B[ba];W[aa];B[ac];W[ba])
(;B[ab];W[ba]))
(;B[dd];W[da]
(;B[cd];W[ea])
(;B[ab];W[ba])
(;B[ba];W[aa];B[ac];W[ba]))
(;B[ga];W[da]
(;B[ea];W[fa])
(;B[ba];W[aa]
(;B[ea];W[fa])
(;B[ac];W[ba];B[ea];W[fa])))
(;B[ab];W[ba]
(;B[cd];W[da])
(;B[dd];W[da])
(;B[da];W[ea])
(;B[ea];W[da])
(;B[ga];W[da];B[ea];W[fa]))
(;B[ac];W[ba]
(;B[cd];W[da];B[dd];W[ea])
(;B[dd];W[da];B[cd];W[ea])
(;B[ab];W[da];B[aa];W[ea]))
(;B[aa];W[ba])
(;B[ha];W[da]
(;B[ga];W[ab]
(;B[ea];W[fa])
(;B[ba];W[ea])
(;B[ac];W[ea]))
(;B[ab];W[ba];B[ga];W[ea])))
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