Problem	1149
Created	2001-11-05
Source	Amateur Game
Rating

Difficulty	9.8 kyu
Average Solve Time	66 secs
User Attempts	3373 / 10353
Solve Ratio Rating	5 kyu
	rating history

Black to play and capture the entire corner cleanly.

(;SZ[19]AB[ba]AB[bc]AB[bd]AB[cd]AB[ce]AB[cf]AB[df]AB[cg]AB[ee]AB[ed]AB[ec]AB[fc]AB[gc]AB[hb]AB[hd]AB[id]AB[jd]AB[jc]AB[kc]AB[je]AB[jf]AB[jg]AW[ab]AW[bb]AW[cc]AW[dc]AW[dd]AW[de]AW[eb]AW[gb]AW[fd]AW[gd]AW[ge]AW[ef]AW[eg]AW[dg]AW[ff]AW[he]AW[ie]AW[if]AW[ig]AW[hc]AW[ic]AW[kd]AW[ld]FF[4]GM[1]AP[Jago:Version 4.18]GN[lifedeath01] (;B[fb];W[fa] (;B[ga];W[db] (;B[ca];W[fe] (;B[ib]C[RIGHT]) (;B[ea]C[RIGHT]) (;B[gb];W[ib] (;B[ha];W[ia]) (;B[ea]C[RIGHT]) (;B[cb];W[ha];B[ac]C[Black only gets part of the corner.]) (;B[ac];W[ha];B[cb]C[Black only gets part of the corner.]))) (;B[ea];W[ca];B[fa];W[aa];B[da]C[RIGHT]) (;B[da];W[ca] (;B[ea];W[fa];B[ea];W[aa]C[white survives]) (;B[cb]C[white gets a ko]))) (;B[ib];W[cb] (;B[da];W[ca] (;B[ea];W[db] (;B[ea];W[da]C[RIGHT]) (;B[da];W[ea]) (;B[ga];W[ea])) (;B[db];W[ea]) (;B[ga];W[db];B[ea];W[fa];B[ea]C[RIGHT])) (;B[ca];W[da] (;B[ga];W[aa];B[ea]C[White gets a ko.]) (;B[hc];W[ea];B[ga];W[aa])) (;B[aa];W[da]) (;B[ea] (;W[da]) (;)) (;B[db];W[da])) (;B[db];W[fe]) (;B[cb];W[fe];B[ac]C[Black only gets part of the corner])) (;B[cb];W[db] (;B[ca];W[fb] (;B[ac];W[fe]C[Black only gets part of the corner.]) (;B[ib];W[da];B[ga];W[aa] (;B[ca];W[fa]C[White survives.]) (;B[fa];W[ca]C[White survives]))) (;B[fb];W[ca];B[ea];W[aa] (;B[da];W[fa] (;B[ga];W[ea]) (;B[ib];W[ga] (;B[ea];W[da];B[ha];W[ea]) (;B[da];W[ea]) (;B[ha];W[ea])) (;B[ea];W[fe]) (;B[da];W[fe])) (;B[fa];W[da]) (;B[ga] (;W[da]) (;)) (;B[ib];W[da])) (;B[da];W[fb] (;B[ac];W[fe]C[Black only gets part of the corner.]) (;B[ib];W[ea] (;B[ga];W[ca]) (;B[ca];W[ga] (;B[ha];W[aa]) (;B[ac];W[aa];B[ca];W[cb])))) (;B[ea];W[fb] (;B[ac];W[fe]C[Black only gets part of the corner.]) (;B[ib];W[ca] (;B[ga];W[fa]) (;B[da];W[fa]) (;B[fa];W[ga]) (;B[ha];W[ga]))) (;B[ac];W[ca] (;B[fb];W[ea]) (;B[ea];W[fb] (;B[ib];W[ga]) (;B[ha];W[fe]) (;B[ga];W[fe])) (;B[fa];W[fb] (;B[ib];W[ga]) (;B[ga];W[fe]) (;B[ha];W[fe])) (;B[ga];W[fb] (;B[ib];W[fa]) (;B[ha];W[fe]) (;B[fa];W[fe])) (;B[da];W[ea])) (;B[ga];W[fb];B[ib];W[ca] (;B[fa];W[ea]) (;B[ea];W[fa]) (;B[da];W[ea])) (;B[fa];W[fb] (;B[ib];W[ca] (;B[ga];W[ea]) (;B[ea];W[ga]) (;B[da];W[ga];B[cb];W[ea] (;B[ha];W[ca]) (;B[ca];W[aa]) (;B[ac];W[ca]))) (;B[ga];W[fe]) (;B[ac];W[fe]C[Black only gets part of the corner.]))) (;B[db];W[cb] (;B[ea];W[fb] (;B[ib];W[da] (;B[ga];W[fa]) (;B[fa];W[ga]) (;B[ca];W[aa] (;B[ga];W[fa]) (;B[fa];W[ga]))) (;B[ga];W[fe]) (;B[fa];W[fe]) (;B[ha];W[fe])) (;) (;B[fb];W[da] (;B[fa];W[ea]) (;B[ga];W[ea]) (;B[ea];W[fa])) (;B[ga];W[fb] (;B[ib];W[da] (;B[fa];W[ea]) (;B[ea];W[fa]) (;B[ca];W[fa])) (;B[fa];W[fe]) (;B[ea];W[fe]) (;B[da];W[fe])) (;B[ib];W[fb];B[ga];W[da] (;B[fa];W[ea]) (;B[ea];W[fa]) (;B[ca];W[fa])) (;B[da];W[fb] (;B[ib];W[ea] (;B[ca];W[aa] (;B[ga];W[da]) (;B[da];W[ga]) (;B[ca];W[ga])) (;B[ga];W[ca])) (;B[ca];W[fe]) (;B[ga];W[fe]) (;B[ac];W[fe]) (;B[ea];W[fe]) (;B[fa];W[fe])) (;B[fa];W[fb] (;B[ib];W[da] (;B[ga];W[ea]) (;B[ea];W[ga])) (;B[ga];W[fe]) (;B[ea];W[fe]) (;B[da];W[fe]))) (;B[da];W[fb] (;B[cb];W[fe];B[ac]C[Black gets part of the corner.]) (;B[db];W[fe]) (;B[ib];W[cb] (;B[db];W[ca] (;B[ac];W[ea]) (;B[ga];W[ea]) (;B[ea];W[fa]) (;B[fa];W[ea])) (;B[ca];W[ga] (;B[db];W[ea] (;B[ac];W[aa]) (;B[ha];W[aa])) (;B[ea];W[db] (;B[ha];W[fa];B[ac];W[aa]) (;B[ac];W[fa];B[ha];W[aa]))) (;B[ga];W[ca] (;B[fa];W[db] (;B[ea];W[ha] (;B[ga];W[fa]) (;B[ea];W[ga]) (;B[fa];W[ga]) (;B[da];W[ga])) (;B[ha];W[ea])) (;B[ea];W[db] (;B[ha];W[fa]) (;B[fa];W[ha] (;B[ga];W[fa]) (;B[ea];W[ga]) (;B[fa];W[ga]) (;B[da];W[ga]))) (;B[db];W[ea]) (;B[ha];W[db] (;B[fa];W[ea]) (;B[ea];W[fa]))) (;B[ea];W[ca] (;B[ga];W[db] (;B[ha];W[fa]) (;B[fa];W[ha] (;B[ga];W[fa]) (;B[ea];W[ga]) (;B[fa];W[ga]) (;B[da];W[ga]))) (;B[db];W[fa]) (;B[fa];W[ga];B[ha];W[db]) (;B[ha];W[ga];B[db];W[fa] (;B[da];W[db]) (;B[db];W[da]) (;B[ea];W[db])) (;B[ac];W[db]))) (;B[ac];W[fe];B[cb]C[Black only takes part of the corner.])) (;B[ea];W[fb] (;B[ib];W[da] (;B[cb];W[db] (;B[ac];W[ca]) (;B[ga];W[fa] (;B[ca];W[aa]) (;B[ac];W[ca])) (;B[fa];W[ga] (;B[ac];W[ca]) (;B[ca];W[aa])) (;B[ca];W[aa])) (;B[ca];W[db] (;B[ga];W[fa]) (;B[fa];W[ga]) (;B[cb];W[aa])) (;B[ga];W[fa] (;B[cb];W[db] (;B[ac];W[ca]) (;B[ca];W[aa])) (;B[ca];W[cb]) (;B[ac];W[cb])) (;B[fa];W[ga] (;B[cb];W[db] (;B[ca];W[aa]) (;B[ac];W[ca])) (;B[ca];W[cb]))) (;B[cb];W[fe];B[ac]C[Black only gets part of the corner.]) (;B[ac];W[fe];B[cb]C[Black only gets part of the corner.]) (;B[db];W[fe] (;B[cb];W[ca];B[da];W[fa];B[ac];W[ca]) (;B[ac];W[cb]))) (;B[ca];W[fb] (;B[ib];W[cb] (;B[ga];W[da] (;B[fa];W[aa] (;B[ha];W[ea]) (;B[ea];W[ha])) (;B[ea];W[fa]) (;B[ha];W[fa])) (;B[da];W[ga] (;B[db];W[ea] (;B[ac];W[aa]) (;B[ha];W[aa])) (;B[ea];W[db] (;B[ha];W[fa];B[ac];W[aa]) (;B[ac];W[fa];B[ha];W[aa])) (;B[ha];W[ea];B[db];W[aa])) (;B[fa];W[ga];B[da];W[ea]) (;B[ea];W[db] (;B[ga];W[fa] (;B[da];W[aa]) (;B[ac];W[da]) (;B[aa];W[da])) (;B[da];W[fa];B[ac];W[aa]) (;B[fa];W[ga] (;B[da];W[aa]) (;B[ac];W[da])))) (;B[cb];W[fe] (;B[ac]C[Black only gets parts of the corner.]) (;B[aa]C[Black only gets part of the corner.])) (;B[db];W[fe];B[cb]C[Black only gets part of the corner.])) (;B[fa];W[fb] (;B[ib];W[da] (;B[ga];W[cb] (;B[ea];W[ha]) (;B[ha];W[ea])) (;B[cb];W[db] (;B[ca];W[aa] (;B[ca];W[ga] (;B[cb];W[ba]) (;B[ac];W[cb])) (;B[ga];W[ca])) (;B[ga];W[ca]) (;B[ac];W[ca]) (;B[ea];W[ga];B[ac];W[ca])) (;B[ca];W[cb] (;B[ga];W[aa] (;B[ea];W[ha]) (;B[ha];W[ea])) (;B[ea];W[ga])) (;B[db];W[cb] (;B[ga];W[ea]) (;B[ea];W[ga])) (;B[ea];W[ga] (;B[cb];W[db] (;B[ac];W[ca]) (;B[ca];W[aa])) (;B[ca];W[cb]) (;B[ac];W[cb])) (;B[ha];W[ga] (;B[cb];W[db] (;B[ca];W[aa]) (;B[ac];W[ca])) (;B[ca];W[cb]) (;B[ac];W[cb]))) (;B[cb];W[fe] (;B[ca]C[Black only gets a part of the corner.]) (;B[ac]C[Black only gets a part of the corner.])) (;B[ac];W[fe];B[cb]C[Black only gets a part of the corner.])) (;B[ga];W[fb] (;B[ib];W[da] (;B[fa];W[cb] (;B[ea];W[ha]) (;B[ha];W[ea])) (;B[cb];W[db] (;B[fa];W[ca]) (;B[ha];W[fa] (;B[ca];W[aa]) (;B[ac];W[ca])) (;B[ca];W[aa] (;B[ca];W[fa]) (;B[fa];W[ca])) (;B[ac];W[ca]) (;B[ea];W[fa] (;B[ca];W[aa]) (;B[ac];W[ca]))) (;B[ha];W[fa] (;B[cb];W[db] (;B[ca];W[aa]) (;B[ac];W[ca])) (;B[ca];W[cb]) (;B[ac];W[cb])) (;B[ca];W[cb] (;B[fa];W[aa] (;B[ea];W[ha]) (;B[ha];W[ea])) (;B[ha];W[fa]) (;B[ea];W[fa])) (;B[ea];W[fa];B[cb];W[db] (;B[ca];W[aa]) (;B[ac];W[ca]))) (;B[cb];W[fe] (;B[ac]C[Black only gets part of the corner.]) (;B[ca]C[Black only gets part of the corner.])) (;B[ca];W[fe];B[cb]C[Black only gets part of the corner.]) (;B[ac];W[fe];B[cb]C[Black only gets part of the corner.])) (;B[ib];W[ca] (;B[db];W[cb] (;B[fb];W[da]) (;B[ea];W[fb] (;B[da];W[fa]) (;B[fa];W[da] (;B[ga];W[ha]) (;B[ha];W[ga])) (;B[ga];W[da] (;B[fa];W[ha]) (;B[ha];W[fa])) (;B[ha];W[da] (;B[ga];W[fa]) (;B[fa];W[ga]))) (;B[ga];W[fb] (;B[fa];W[da] (;B[ha];W[ea]) (;B[ea];W[ha])) (;B[ha];W[da];B[fa];W[ea]) (;B[ea];W[da] (;B[ha];W[fa]) (;B[fa];W[ha]))) (;B[da];W[ea]) (;B[fa];W[fb] (;B[ga];W[da] (;B[ha];W[ea]) (;B[ea];W[ha])) (;B[ha];W[da] (;B[ga];W[ea]) (;B[ea];W[ga])) (;B[ea];W[da] (;B[ga];W[ha]) (;B[ha];W[ga])) (;B[da];W[ea])) (;B[ha];W[fb] (;B[ga] (;W[da] (;B[fa];W[ea]) (;B[ea];W[fa])) (;)) (;B[fa];W[ea];B[ga];W[da]) (;B[ea];W[da] (;B[fa];W[ga]) (;B[ga];W[fa]))) (;B[ac];W[da])) (;B[da];W[cb] (;B[ea];W[fb] (;B[ga];W[db] (;B[ac];W[fa]) (;B[fa];W[ha] (;B[ga];W[fa]) (;B[ea];W[ga]) (;B[fa];W[ga]) (;B[da];W[ga])) (;B[ha];W[fa])) (;B[fa];W[ga] (;B[ha];W[db]) (;B[ac];W[db])) (;B[ha];W[ga] (;B[db];W[fa] (;B[da];W[db]) (;B[db];W[da]) (;B[ea];W[db])) (;B[fa];W[db]))) (;B[fb];W[ea] (;B[fa];W[db]) (;B[ac];W[db]) (;B[ga];W[db])) (;B[ga];W[fb] (;B[fa];W[db] (;B[ha];W[ea]) (;B[ea];W[ha] (;B[ga];W[fa]) (;B[ea];W[ga]) (;B[fa];W[ga]) (;B[da];W[ga])) (;B[ac];W[ea])) (;B[ea];W[db] (;B[ha];W[fa]) (;B[fa];W[ha] (;B[ga];W[fa]) (;B[ea];W[ga]) (;B[fa];W[ga]) (;B[da];W[ga])) (;B[ac];W[fa])) (;B[ha];W[fa] (;B[db];W[ea]) (;B[ea];W[db]) (;B[ac];W[db])) (;B[db];W[ea])) (;B[db];W[ea]) (;B[fa];W[fb] (;B[ga];W[db] (;B[ha];W[ea]) (;B[ea];W[ha] (;B[ga];W[fa]) (;B[ea];W[ga]) (;B[fa];W[ga]) (;B[da];W[ga]))) (;B[ea];W[ga];B[ha];W[db]) (;B[db];W[ea]) (;B[ha];W[ga] (;B[db];W[ea]) (;B[ea];W[db])))) (;B[fb];W[ea] (;B[db];W[cb]) (;B[cb];W[db]) (;B[da];W[db])) (;B[ea];W[fb] (;B[da];W[cb] (;B[ga];W[db] (;B[fa];W[ha] (;B[ga];W[fa]) (;B[ea];W[ga]) (;B[fa];W[ga]) (;B[da];W[ga])) (;B[ha];W[fa])) (;B[fa];W[ga];B[ha];W[db]) (;B[ha];W[ga] (;B[db];W[fa] (;B[da];W[db]) (;B[db];W[da]) (;B[ea];W[db])) (;B[fa];W[db])) (;B[db];W[fa])) (;B[ga];W[da] (;B[cb];W[db]) (;B[db];W[cb] (;B[fa];W[ha]) (;B[ha];W[fa])) (;B[fa];W[ha]) (;B[ha];W[fa] (;B[db];W[cb]) (;B[cb];W[db]))) (;B[db];W[cb] (;B[fa];W[da] (;B[ga];W[ha]) (;B[ha];W[ga])) (;B[ga];W[da] (;B[ha];W[fa]) (;B[fa];W[ha])) (;B[da];W[fa]) (;B[ha];W[da] (;B[ga];W[fa]) (;B[fa];W[ga]))) (;B[fa];W[db] (;B[ga];W[aa] (;B[ha];W[da]) (;B[da];W[ha])) (;B[da];W[ga]))) (;B[fa];W[fb];B[db];W[cb] (;B[da];W[ea]) (;B[ea];W[da] (;B[ga];W[ha]) (;B[ha];W[ga])) (;B[ga];W[da] (;B[ha];W[ea]) (;B[ea];W[ha])) (;B[ha];W[da] (;B[ga];W[ea]) (;B[ea];W[ga])) (;B[ac];W[da] (;B[ea];W[ga]) (;B[ga];W[ea]))) (;B[ga];W[fb] (;B[db];W[cb] (;B[fa];W[da] (;B[ea];W[ha]) (;B[ha];W[ea])) (;B[ea];W[da] (;B[fa];W[ha]) (;B[ha];W[fa])) (;B[da];W[ea]) (;B[ha];W[da] (;B[fa];W[ea]) (;B[ea];W[fa]))) (;B[fa];W[db] (;B[da];W[ea]) (;B[ea];W[aa] (;B[da];W[ha]) (;B[ha];W[da])) (;B[ha];W[da];B[ea];W[aa])) (;B[ea];W[db] (;B[fa];W[aa] (;B[ha];W[da]) (;B[da];W[ha])) (;B[da];W[fa]) (;B[ha];W[fa])) (;B[da];W[cb] (;B[ea] (;W[db] (;B[fa];W[ha] (;B[ga];W[fa]) (;B[ea];W[ga]) (;B[fa];W[ga]) (;B[da];W[ga])) (;B[ha];W[fa])) (;)) (;B[fa];W[db] (;B[ea];W[ha] (;B[ga];W[fa]) (;B[ea];W[ga]) (;B[fa];W[ga]) (;B[da];W[ga])) (;B[ha];W[ea])) (;B[db];W[ea]) (;B[ha];W[fa] (;B[db];W[ea]) (;B[ea];W[db]))) (;B[cb];W[db] (;B[fa];W[ea]) (;B[ea];W[fa]) (;B[da];W[ea])) (;B[ha];W[db] (;B[da];W[ea]) (;B[fa];W[ea]) (;B[ea];W[fa])))))