Problem 14047 goproblems.com


Author	Kowned	Created	2010-10-15
Difficulty	9 kyu (history)	Source	N/A
AVG solve time	65 sec	Stars	3.45 (22 votes)
User attempts	1205 / 3096	Collections	Amateur Game, L-Group, Game based
Genre	life and death ⓒ	Your attempts	N/A
Similar problems
Created	2010-10-15
Source	N/A
Stars	3.45 (22 votes)
Collections	Amateur Game, L-Group, Game based
Your attempts	N/A

(;AB[bc]AB[cc]AB[db]AB[ec]AB[dd]AB[de]AB[df]AB[ee]AW[fb]AW[fc]AW[fd]AW[fe]AB[hb]AB[gb]AB[gc]AB[gd]AB[hd]AB[he]AW[ge]AW[ef]AW[gf]AW[fg]AW[dg]AW[fh]AW[dh]AW[cf]AW[ce]AW[cd]AW[bd]AW[ib]AW[hc]AW[ic]AW[id]AW[jd]AW[kc]AW[lc]AB[hf]AB[gg]AB[gh]AB[hh]C[White to kill the corner]AP[goproblems] (;W[eb];B[ba] (;W[ab];B[ac] (;W[bb];B[ea] (;W[fa];B[da] (;W[cb]C[RIGHT]) (;W[ed];B[cb])) (;W[da]C[RIGHT])) (;W[da]C[RIGHT])) (;W[da];B[ab];W[cb];B[ca];W[dc]C[Only ko, you can do better])) (;W[ea];B[eb] (;W[ba];B[da];W[fa];B[bb] (;W[ed];B[ca] (;W[ac];B[ab];W[dc];B[aa]) (;W[ab];B[ac]) (;W[dc];B[aa];W[ac];B[ab])) (;W[ac];B[ab] (;W[ca];B[ed]) (;W[ed];B[ca];W[dc];B[aa])) (;W[ca];B[ed] (;W[ac];B[ab]) (;W[ab];B[ac]))) (;W[bb];B[da];W[fa];B[ab] (;W[ed];B[ba]) (;W[ca];B[ed] (;W[ba];B[cb]) (;W[cb];B[ba])) (;W[cb];B[ba];W[ed];B[dc]) (;W[ba];B[ed];W[cb];B[ad];W[ae];B[ac])) (;W[ac];B[da];W[fa];B[bb] (;W[ca];B[ed] (;W[ba];B[ab]) (;W[ab];B[ba])) (;W[ed];B[ab] (;W[ca];B[ba]) (;W[ba];B[ca];W[dc];B[aa]) (;W[dc];B[ca])) (;W[ab];B[ed] (;W[ca];B[ba]) (;W[ba];B[ca])) (;W[ba];B[ed] (;W[ab];B[ca]) (;W[ca];B[ab]))) (;W[ed];B[da];W[fa];B[ba] (;W[ab];B[ac] (;W[bb];B[cb]) (;W[cb];B[bb]) (;W[dc];B[bb])) (;W[ac];B[ab]) (;W[dc];B[ab])) (;W[da];B[ca];W[fa];B[bb] (;W[ed];B[dc]) (;W[ac];B[ab])) (;W[ca];B[da];W[fa];B[bb] (;W[ed];B[ba];W[ac];B[ab]) (;W[ac] (;B[ab]) (;B[ed] (;W[ba];B[ab]) (;W[ab];B[ba])))) (;W[ab];B[da];W[fa];B[bb] (;W[ed];B[ac] (;W[ba];B[ca]) (;W[dc];B[ba]) (;W[ca];B[ba];W[dc];B[dd])) (;W[ca];B[ed] (;W[ba];B[ac]) (;W[ac];B[ba]) (;W[ad];B[ac])) (;W[ba];B[ed] (;W[ca];B[ac]) (;W[ac];B[ca])) (;W[ac];B[ed] (;W[ba];B[ca]) (;W[ca];B[ba])))) (;W[ba];B[eb] (;W[fa];B[bb] (;W[ed];B[ca] (;W[ea];B[ac];W[da];B[aa]) (;W[ac];B[ab];W[ea];B[da];W[dc];B[aa])) (;W[ca];B[ed] (;W[ea];B[da] (;W[ac];B[ab]) (;W[ab];B[ac])) (;W[ac];B[ab] (;W[da];B[ea]) (;W[ea];B[da])) (;W[ab];B[ac] (;W[da];B[ea]) (;W[ea];B[da])) (;W[da];B[ea] (;W[ab];B[ac]) (;W[ac];B[ab]))) (;W[ac];B[ab] (;W[ea];B[da] (;W[ca];B[ed]) (;W[ed];B[ca];W[dc];B[aa])) (;W[ca];B[ed] (;W[ea];B[da]) (;W[da];B[ea])) (;W[da];B[ea] (;W[ed];B[dc];W[ca]) (;W[ca];B[ed])) (;W[ed];B[ca];W[ea];B[da])) (;W[da];B[ea] (;W[ca];B[ed] (;W[ab];B[ac]) (;W[ac];B[ab])) (;W[ac];B[ab] (;W[ed];B[dc];W[ca]) (;W[ca];B[ed])) (;W[ab] (;B[ac];W[ed];B[dc];W[ca]) (;B[ed];W[ac];B[ca])))) (;W[ea];B[da];W[fa];B[bb] (;W[ed];B[ca] (;W[ac];B[ab]) (;W[ab];B[ac]) (;W[dc];B[aa];W[ac];B[ab])) (;W[ac];B[ab] (;W[ca];B[ed]) (;W[ed];B[ca];W[dc];B[aa])) (;W[ca];B[ed] (;W[ac];B[ab]) (;W[ab];B[ac]))) (;W[ed];B[fa])) (;W[ac];B[eb];W[fa];B[bb] (;W[ed];B[ca]) (;W[ca];B[ed])) (;W[bb];B[eb];W[fa];B[ab] (;W[ed];B[ba]) (;W[ba];B[ed] (;W[cb];B[da] (;W[ad];B[ac]) (;W[ea];B[ad];W[ae];B[ac])) (;W[ea];B[ca]) (;W[ca];B[cb] (;W[da];B[ea]) (;W[ea];B[da])) (;W[da];B[ea];W[ca];B[cb])) (;W[ca];B[ed] (;W[cb];B[da]) (;W[ba];B[da]))))