invalid problem set
Problem | 10612 |
Created | 2007-11-12 |
Name | Capturing Race |
Source | Basic Techniques of Go |
Rating | |
Difficulty | 3.6 dan |
Average Solve Time | 53 secs |
User Attempts |
236 / 1227 |
Solve Ratio Rating | 1 kyu |
| rating history |
How can white win this capturing race, despite the shortage of liberties?
(;AW[bb]AW[cc]AW[ce]AW[cf]AW[be]AW[dg]AW[eg]AW[ff]AW[fd]AW[gc]AW[fb]AB[cb]AB[db]AB[dc]AW[cd]AB[dd]AB[de]AB[df]AB[cg]AB[bg]AB[bf]AB[dh]AP[goproblems]
(;W[ad];B[ba]
(;W[bc]C[RIGHT];B[ab]C[FORCE]
(;W[eb];B[ca]
(;W[ec];B[aa]
(;W[ed];B[af]
(;W[ee];B[ae];W[ef]C[];B[ac];W[da]C[Good!RIGHT])
(;W[ef];B[ae];W[ee];B[ac];W[da]C[RIGHT]))
(;W[ee];B[af]
(;W[ef];B[ae];W[ed];B[ac];W[da]C[RIGHT])
(;W[ed];B[ae];W[ef];B[ac];W[da]C[RIGHT]))
(;W[ef];B[af];W[ee];B[ae];W[ed];B[ac];W[da]C[RIGHT]))
(;W[ef];B[af];W[ee];B[ae];W[ed];B[aa];W[ec];B[ac];W[da]C[RIGHT])
(;W[ee];B[af];W[ed];B[ae];W[ec];B[aa];W[ef];B[ac];W[da]C[RIGHT])
(;W[ed];B[af]
(;W[ec];B[ae];W[ee];B[aa];W[ef]
(;B[da])
(;B[ac];W[da]C[RIGHT]))
(;W[ee];B[ae];W[ef];B[aa];W[ec];B[ac];W[da]C[RIGHT])
(;W[ef];B[ae];W[ee];B[aa];W[ec];B[ac];W[da]C[RIGHT])))
(;W[ca];B[da]
(;W[ea];B[af]
(;W[eb];B[ae];W[ec];B[aa];W[ed];B[ca];W[ee];B[ac];W[ef]C[Good!RIGHT])
(;W[ef];B[ae];W[ee];B[aa];W[ed];B[ca];W[ec];B[ac];W[eb]C[RIGHT])
(;W[ee];B[ae];W[ed];B[aa];W[ec];B[ca];W[eb];B[ac];W[ef]C[RIGHT]))
(;W[ed];B[af];W[ee];B[ae];W[ef];B[aa];W[ec];B[ca];W[eb];B[ac];W[ea]C[RIGHT])
(;W[ef];B[af]
(;W[ee];B[ae];W[ed];B[aa];W[ec];B[ca];W[eb];B[ac];W[ea]C[RIGHT])
(;W[ed];B[ae];W[ec];B[aa];W[eb];B[ca];W[ea];B[ac];W[ee]C[RIGHT]))
(;W[ee];B[af];W[ef];B[ae];W[ed];B[aa];W[ec];B[ca];W[eb];B[ac];W[ea]C[RIGHT])
(;W[eb];B[af];W[ec];B[ae];W[ed];B[aa];W[ee];B[ca];W[ef];B[ac];W[ea]C[RIGHT])
(;W[ec];B[af];W[ed];B[ae];W[eb]
(;B[ac])
(;B[aa];W[ea];B[ca];W[ee];B[ac];W[ef]C[RIGHT]))))
(;W[ab];B[bc]))
(;W[ba];B[ad];W[ae];B[bc]C[])
(;W[ac];B[ba];W[ae];B[bd];W[eb];B[ca];W[ec];B[aa];W[ed];B[ab];W[ee];B[af];W[ef];B[bc];W[ea];B[ad])
(;W[bc];B[ad]
(;W[ba];B[ae])
(;W[ae];B[ba])))
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