invalid problem set
Problem | 3427 |
Created | 2003-11-27 |
Source | poketto tesuji |
Rating | |
Difficulty | 3.9 kyu |
Average Solve Time | 33 secs |
User Attempts |
1668 / 5523 |
Solve Ratio Rating | 4 kyu |
| rating history |
(;AB[cb]AW[cc]AW[bc]AW[bb]AW[be]AW[bf]AW[cf]AB[bd]AB[cd]AB[ce]AB[dd]AB[dc]AB[fd]AB[gd]AW[ef]AW[ch]AW[ee]AB[hd]AW[ge]C[B to kill W's corner.]AP[goproblems]
(;B[ab]
(;W[ad]C[CHOICE]
(;B[ba]C[RIGHT])
(;B[db];W[ac])
(;B[ca];W[ac]))
(;W[db]C[CHOICE]
(;B[ac];W[ca]
(;B[eb]C[right.RIGHT])
(;B[ba];W[aa]C[ko isn't good enough]
(;B[ad];W[eb];B[ba]C[])
(;B[eb];W[ad]))
(;B[fb]C[RIGHT])
(;B[ec];W[eb]C[W can get a ko now.]))
(;B[eb];W[ad];B[ba];W[ca];B[ea];W[ac];B[da];W[aa])
(;B[ba];W[ca];B[ac];W[aa];B[ad];W[eb]C[ko isn't good enough.];B[ba]C[ko isn't good enough.])
(;B[ca];W[ba]
(;B[ac]C[RIGHT];W[da];B[eb];W[fb];B[ec];W[ea])
(;B[eb];W[ad]
(;B[da];W[ac])
(;B[ac];W[aa]
(;B[da];W[ac])
(;B[ac];W[da];B[ae]C[RIGHT]))
(;B[ea];W[ac])
(;B[ae];W[af]
(;B[ac];W[da]
(;B[ae]C[ko not good enough.])
(;B[ea];W[aa]))
(;B[da];W[ac])
(;B[ea];W[ac]))))
(;B[ad];W[ca];B[ac];W[eb];B[ba]C[ko not good enough.];W[aa])))
(;B[ac];W[ab]
(;B[ad];W[db]
(;B[ca];W[da]
(;B[ba];W[aa]
(;B[ca];W[fb]C[alive]
(;B[eb];W[ec]
(;B[ea];W[fa];B[ed];W[fc])
(;B[ed];W[fc];B[fa];W[ea];B[gb];W[ga])
(;B[fc];W[ed]
(;B[fa];W[ea])
(;B[gb];W[ea])))
(;B[ec];W[eb]
(;B[fa];W[gb])
(;B[gb];W[fa]))
(;B[fc];W[eb]
(;B[fa];W[gb])
(;B[gb];W[fa]))
(;B[fa]
(;W[eb])
(;W[gb];B[eb];W[ec]
(;B[fc];W[ea])
(;B[ea];W[ga];B[ea];W[fc])))
(;B[gb];W[ec]
(;B[ed];W[fa]
(;B[fc];W[eb])
(;B[eb];W[fc]))
(;B[fc];W[ed])))
(;B[eb];W[ca]))
(;B[eb];W[ba])
(;B[aa];W[ba]))
(;B[eb];W[ca]C[alive];B[ea];W[da])
(;B[ba];W[ca]C[alive]
(;B[eb];W[da];B[ea];W[aa]C[alive])
(;B[da];W[ea];B[eb];W[da];B[fa];W[aa];B[fc])))
(;B[da];W[ad])
(;B[db];W[ad]))
(;B[db];W[ad];B[ac];W[ae])
(;B[ea];W[ad])
(;B[da];W[ad];B[ac];W[ae];B[ba];W[ab])
(;B[ba];W[db]
(;B[ab];W[ca]
(;B[ac];W[aa]C[ko isn't good enough, you could have killed cleanly.];B[ad];W[eb]
(;B[ba]C[ko isn't good enough, you could have killed cleanly.])
(;B[fb];W[ea]
(;B[ba]C[ko isn't good enough, you could have killed cleanly.])
(;B[ec];W[ba])
(;B[fc];W[ba]))
(;B[ec];W[ba]))
(;B[eb];W[ad];B[ea];W[ae];B[da];W[aa];B[cb];W[ac])
(;B[da];W[ea]
(;B[ac];W[aa];B[ad];W[ec];B[ba];W[cb]
(;B[fc];W[ed])
(;B[ed];W[fc]
(;B[gc];W[fb]
(;B[gb])
(;B[ga];W[fa]))
(;B[gb];W[fb];B[ga];W[fa])
(;B[fb];W[gb]
(;B[ga];W[fa]
(;B[gc];W[eb];B[ha];W[hb])
(;B[hb];W[ha];B[gc];W[eb])
(;B[ha];W[gc]))
(;B[gc];W[eb];B[ga];W[hb];B[ha];W[ia]))
(;B[fa];W[ga]
(;B[gc];W[fb])
(;B[gb];W[fb])))
(;B[fb];W[fc]
(;B[ed];W[gb]
(;B[gc];W[eb]
(;B[ga];W[hb];B[ha];W[ia])
(;B[hb];W[ga]))
(;B[ga];W[fa]
(;B[gc];W[eb]
(;B[ha];W[hb])
(;B[hb];W[ha]))
(;B[hb];W[gc])
(;B[ha];W[gc]))
(;B[fa];W[ga])
(;B[hb];W[fa]))
(;B[gc];W[eb]
(;B[gb];W[ed])
(;B[ga];W[ed])
(;B[ed];W[gb]
(;B[hb];W[ga])
(;B[ga];W[hb];B[ha];W[ia])
(;B[ib];W[ga]))
(;B[hb];W[ed]))))
(;B[ed];W[ad])
(;B[ec];W[ad])
(;B[fc];W[ad])))
(;B[ca];W[da]
(;B[eb];W[aa]
(;B[ca];W[ad])
(;B[ac];W[ca]))
(;B[ac];W[aa]
(;B[ca];W[ab];B[ad];W[fb]
(;B[eb];W[ec]
(;B[ed];W[fc];B[fa];W[gb])
(;B[fc];W[ed]
(;B[fa];W[ea])
(;B[gb];W[ea]))
(;B[ea];W[fa];B[ed];W[fc])
(;B[fa];W[ed]))
(;B[ec];W[eb]
(;B[fa];W[gb])
(;B[gb];W[fa]))
(;B[fc];W[eb]
(;B[fa];W[gb])
(;B[gb];W[fa]))
(;B[gb];W[eb]
(;B[fa];W[ed]
(;B[ec];W[fc];B[gc];W[de])
(;B[fc];W[ec]))
(;B[ed];W[fa])
(;B[fc];W[fa])
(;B[ec];W[fa]))
(;B[ea];W[eb];B[gb];W[fa])
(;B[fa];W[ec];B[ed];W[gb]))
(;B[eb];W[ca])
(;B[ad];W[ab]
(;B[eb];W[ca])
(;B[ca];W[fb]
(;B[eb];W[ec]
(;B[ea];W[fa])
(;B[ed];W[fc];B[fa];W[ea];B[gb];W[ga])
(;B[fc];W[ed]
(;B[fa];W[ea])
(;B[gb];W[ea])))
(;B[ec];W[eb])
(;B[fc];W[eb])
(;B[fa]
(;W[eb])
(;W[gb];B[eb];W[ec]
(;B[fc];W[ea])
(;B[ea];W[ga];B[ea];W[fc])))
(;B[gb];W[ec]
(;B[ed];W[fa]
(;B[fc];W[eb])
(;B[eb];W[fc]))
(;B[fc];W[ed]))))))
(;B[da]
(;W[ad];B[ab];W[ca])
(;W[ca]
(;B[eb];W[ea])
(;B[ab];W[ac];B[cb];W[aa])))
(;B[ac];W[ca];B[ab]C[];W[aa]C[ko isn't good enough.];B[ad];W[eb];B[ba]C[ko isn't good enough.])
(;B[eb];W[ad]
(;B[ab];W[ca];B[ea];W[ae];B[da];W[aa];B[cb];W[ac])
(;B[ac];W[ab];B[da])
(;B[da];W[ae]))
(;B[ad];W[ca]
(;B[ab];W[aa]
(;B[eb];W[ac])
(;B[ac];W[eb];B[ba]C[ko isn't good enough.]))
(;B[ac];W[ab];B[eb];W[da];B[ea];W[aa])
(;B[eb];W[aa]
(;B[ea];W[da])
(;B[ac];W[ab];B[ea];W[da]))))
(;B[ca];W[ad]
(;B[ac];W[ab];B[ba];W[db];B[eb])
(;B[ae];W[af];B[ba];W[ae]))
(;B[ed];W[ad])
(;B[ad];W[db]
(;B[eb];W[ca]C[alive])
(;B[ca]
(;W[da]
(;B[ba];W[aa]
(;B[ca];W[ac])
(;B[eb];W[ac])
(;B[ac];W[ab];B[ca];W[fb]
(;B[eb];W[ec]
(;B[ea];W[fa])
(;B[ed];W[fc];B[fa];W[ea];B[gb];W[ga])
(;B[fc];W[ed]
(;B[fa];W[ea])
(;B[gb];W[ea])))
(;B[ec];W[eb])
(;B[fc];W[eb])
(;B[fa]
(;W[eb])
(;W[gb];B[eb];W[ec]
(;B[fc];W[ea])
(;B[ea];W[ga];B[ea];W[fc])))
(;B[gb];W[ec]
(;B[ed];W[fa]
(;B[fc];W[eb])
(;B[eb];W[fc]))
(;B[fc];W[ed]))))
(;B[ac];W[ba]
(;B[eb];W[ab])
(;B[ab];W[fb]
(;B[ec];W[eb];B[fa];W[gb])
(;B[eb];W[ec]
(;B[ed];W[fc]
(;B[fa];W[ea]
(;B[gb];W[ga])
(;B[ga];W[hb]))
(;B[gb];W[fa]))
(;B[fc];W[ed])
(;B[fa];W[ed]))
(;B[fc];W[eb]
(;B[fa];W[gb])
(;B[gb];W[fa]))
(;B[fa];W[ec];B[ed];W[gb])))
(;B[ab];W[ba]
(;B[eb];W[ac])
(;B[ac];W[fb]
(;B[fc];W[eb]
(;B[fa];W[gb])
(;B[gb];W[fa]))
(;B[ec];W[eb];B[fa];W[gb])
(;B[eb];W[ec]
(;B[ed];W[fc]
(;B[fa];W[gb];B[hb];W[ga])
(;B[gb];W[fa]))
(;B[fc];W[ed]))
(;B[gc];W[eb]))))
(;W[ba];B[ab];W[da]
(;B[ac];W[fb]
(;B[gb];W[eb]
(;B[fa];W[ed]
(;B[fc];W[ec])
(;B[ec];W[fc]
(;B[gc]
(;W[de];B[ga];W[ae])
(;W[ae];B[ga];W[de]))
(;B[ga]
(;W[de];B[ea];W[ae])
(;W[ae];B[ea];W[de]))))
(;B[ed];W[fa])
(;B[fc];W[fa])
(;B[ec];W[fa]))
(;B[fc];W[eb]
(;B[fa];W[gb])
(;B[gb];W[fa]))
(;B[eb];W[ec]
(;B[ed];W[fc]
(;B[fa];W[gb];B[hb];W[ga])
(;B[gb];W[fa]))
(;B[fc];W[ed]))
(;B[ec];W[eb];B[fa];W[gb])
(;B[ed];W[eb]))
(;B[eb];W[ac])))
(;B[da];W[ca]
(;B[eb];W[ea];B[fa];W[da])
(;B[ea];W[eb];B[fa];W[fb];B[ga];W[gb];B[ha];W[ed];B[ec];W[fc]))
(;B[ba];W[eb];B[ab];W[ca];B[ac];W[aa]C[ko])
(;B[ab];W[ca]
(;B[ba];W[aa];B[ac];W[eb];B[ba]C[ko isn't good enough.])
(;B[ac];W[eb]
(;B[ba];W[aa])
(;B[aa];W[ba]))
(;B[eb];W[ac];B[ea];W[da]))))
Toggle next/previous buttons