Problem 17945 goproblems.com


Author	mountain root	Created	2014-10-30
Difficulty	9 dan (history)	Source	N/A
AVG solve time	58 sec	Stars	4.67 (6 votes)
User attempts	11 / 175	Collections	N/A
Genre	endgame	Your attempts	N/A
Similar problems
Created	2014-10-30
Source	N/A
Stars	4.67 (6 votes)
Collections	N/A
Your attempts	N/A

(;SZ[9]AB[gh]AB[hg]AB[hf]AB[he]AB[hd]AB[gc]AB[gb]AW[ha]AW[ga]AW[fc]AW[gd]AW[ge]AW[gg]AW[fh]AW[eg]AW[gf]AB[fb]AW[fa]AW[eb]AW[ed]AB[dc]AW[ec]AB[dd]AW[db]AB[cg]AW[ch]AB[dg]AW[dh]AW[ee]AB[de]AB[ef]AW[ff]AB[df]AB[cb]AB[bg]AW[bh]AB[ah]AW[bi]AB[bc]C[Komi 6.5 Japanese rule]AB[ag]AW[eh]AB[cd]AP[goproblems] (;B[ib] (;W[hb] (;B[hh];W[hc];B[ic] (;W[ca]C[CHOICE];B[ba];W[da];B[fi];W[ei];B[gi]C[Black win 0.5RIGHT]) (;W[gi]C[CHOICE];B[hi];W[fi];B[da]C[Black win 0.5RIGHT])) (;B[hi];W[hc];B[ic] (;W[ca]C[CHOICE];B[ba];W[da];B[fi];W[ei];B[gi]C[Black win 0.5RIGHT]) (;W[fi]C[CHOICE] (;B[da];W[gi];B[hh]C[Black win 0.5RIGHT]) (;B[gi];W[ca];B[ba];W[da]C[White win 0.5]))) (;B[da];W[hh]) (;B[hc];W[hh]) (;B[gi];W[hc];B[ic];W[fi] (;B[hh];W[ca];B[ba];W[da]C[White win 0.5]) (;B[ih];W[ca];B[ba];W[da]C[White win 0.5]) (;B[hi];W[ca];B[ba];W[da]C[White win 0.5]))) (;W[hh];B[ih];W[hi];B[hb];W[ig];B[if];W[ca];B[ba];W[da]C[Black win 1.5RIGHT])) (;B[da];W[hh]) (;B[hb];W[ib] (;B[da];W[hh]) (;B[hc];W[hh]) (;B[hh];W[hc] (;B[da];W[gi];B[hi];W[fi];B[id]C[White win 2.5]) (;B[fi];W[ei];B[gi];W[ca];B[ba];W[da];B[id]C[White win 2.5]) (;B[id] (;W[ca]C[CHOICE];B[ba];W[da];B[fi];W[ei];B[gi]C[White win 2.5]) (;W[gi]C[CHOICE];B[hi];W[fi];B[da]C[White win 2.5]))) (;B[gi];W[hc] (;B[da];W[fi] (;B[hh];W[id];B[ie];W[ic]C[White win 2.5]) (;B[ih];W[id];B[ie];W[ic]C[White win 2.5]) (;B[hi];W[id];B[ie];W[ic]C[White win 2.5])) (;B[id];W[fi] (;B[hh];W[ca];B[ba];W[da]C[White win 3.5]) (;B[ih];W[ca];B[ba];W[da]C[White win 3.5]) (;B[hi];W[ca];B[ba];W[da]C[White win 3.5])) (;B[fi];W[ei] (;B[hh];W[ca];B[ba];W[da];B[id]C[White win 2.5]) (;B[ih];W[ca];B[ba];W[da];B[id]C[White win 2.5]) (;B[hi];W[ca];B[ba];W[da];B[id]C[White win 2.5]))) (;B[hi];W[hc] (;B[da];W[fi] (;B[id];W[gi];B[hh]C[White win 2.5]) (;B[gi];W[id];B[ie];W[ic]C[White win 2.5])) (;B[id] (;W[ca]C[CHOICE];B[ba];W[da];B[fi];W[ei];B[gi]C[White win 2.5]) (;W[fi]C[CHOICE] (;B[da];W[gi];B[hh]C[White win 2.5]) (;B[gi];W[ca];B[ba];W[da]C[White win 3.5]))) (;B[fi];W[ei];B[gi];W[ca];B[ba];W[da];B[id]C[White win 2.5]))) (;B[hc];W[hh]) (;B[ic];W[ib] (;B[da];W[hh]) (;B[hc];W[hh]) (;B[hh];W[hc] (;B[da];W[gi];B[hi];W[id];B[ie];W[fi];B[ic];W[ea];B[ca];W[id]C[White win 3.5]) (;B[id] (;W[ca]C[CHOICE];B[ba];W[da];B[fi];W[ei];B[gi]C[White win 1.5]) (;W[gi]C[CHOICE];B[hi];W[fi];B[da]C[White win 1.5])) (;B[fi];W[id];B[ie];W[ei] (;B[da];W[gi];B[hi] (;W[ic]C[CHOICE];B[fi];W[ea];B[ca];W[gi]C[White win 3.5]) (;W[fi]C[CHOICE];B[ic];W[ea];B[ca];W[id]C[White win 3.5])) (;B[gi];W[ca];B[ba];W[da];B[ic];W[bb];B[ab];W[id]C[White win 3.5]))) (;B[gi];W[hc] (;B[da];W[id];B[ie];W[fi] (;B[hh];W[ic]C[White win 2.5]) (;B[ih];W[ic]C[White win 2.5]) (;B[hi];W[ic]C[White win 2.5])) (;B[id];W[fi] (;B[hh];W[ca];B[ba];W[da]C[White win 2.5]) (;B[ih];W[ca];B[ba];W[da]C[White win 2.5]) (;B[hi];W[ca];B[ba];W[da]C[White win 2.5])) (;B[fi];W[id])) (;B[hi];W[hc] (;B[da];W[id];B[ie];W[fi];B[gi];W[ic]C[White win 2.5]) (;B[id] (;W[ca]C[CHOICE];B[ba];W[da];B[fi];W[ei];B[gi]C[White win 1.5]) (;W[fi]C[CHOICE] (;B[da];W[gi];B[hh]C[White win 1.5]) (;B[gi];W[ca];B[ba];W[da]C[White win 2.5]))) (;B[fi];W[ei];B[gi];W[id];B[ie];W[ca];B[ba];W[da];B[ic];W[bb];B[ab];W[id]C[White win 3.5]))) (;B[hh];W[hc] (;B[da];W[gi];B[hi];W[fi];B[ic];W[ib];B[id]C[White win 1.5]) (;B[ib];W[ic] (;B[da];W[gi];B[hi];W[fi];B[id];W[hb]C[White win 2.5]) (;B[id];W[hb] (;B[da];W[gi];B[hi];W[fi]C[White win 2.5]) (;B[fi];W[ei];B[gi];W[ca];B[ba];W[da]C[White win 2.5])) (;B[fi];W[ei] (;B[id];W[hb];B[gi];W[ca];B[ba];W[da]C[White win 2.5]) (;B[gi];W[ca];B[ba];W[da];B[id];W[hb]C[White win 2.5]))) (;B[ic];W[ib] (;B[da];W[gi];B[hi];W[id];B[ie];W[fi];B[ic];W[ea];B[ca];W[id]C[White win 3.5]) (;B[id] (;W[ca]C[CHOICE];B[ba];W[da];B[fi];W[ei];B[gi]C[White win 1.5]) (;W[gi]C[CHOICE];B[hi];W[fi];B[da]C[White win 1.5])) (;B[fi];W[id];B[ie];W[ei] (;B[da];W[gi];B[hi] (;W[ic]C[CHOICE];B[fi];W[ea];B[ca];W[gi]C[White win 3.5]) (;W[fi]C[CHOICE];B[ic];W[ea];B[ca];W[id]C[White win 3.5])) (;B[gi];W[ca];B[ba];W[da];B[ic];W[bb];B[ab];W[id]C[White win 3.5]))) (;B[fi];W[ei];B[gi];W[ca];B[ba];W[da];B[ic];W[ib];B[id]C[White win 1.5]) (;B[id];W[ic] (;B[da];W[gi];B[hi];W[fi]C[White win 2.5]) (;B[fi];W[ei];B[gi];W[ca];B[ba];W[da]C[White win 2.5]))) (;B[gi];W[hc] (;B[da];W[fi] (;B[hh];W[id];B[ie];W[ic]C[White win 2.5]) (;B[ih];W[id];B[ie];W[ic]C[White win 2.5]) (;B[hi];W[id];B[ie];W[ic]C[White win 2.5])) (;B[ib];W[ic] (;B[da];W[id];B[ie];W[hb];B[ih];W[fi]C[White win 2.5]) (;B[id];W[hb];B[da];W[fi] (;B[hh]C[White win 1.5]) (;B[ih]C[White win 1.5]) (;B[hi]C[White win 1.5]))) (;B[ic];W[ib];B[id];W[fi] (;B[hh];W[ca];B[ba];W[da]C[White win 2.5]) (;B[ih];W[ca];B[ba];W[da]C[White win 2.5]) (;B[hi];W[ca];B[ba];W[da]C[White win 2.5])) (;B[id];W[ic] (;B[da];W[fi];B[hh]C[White win 1.5]) (;B[fi];W[ei] (;B[hh];W[ca];B[ba];W[da]C[White win 2.5]) (;B[ih];W[ca];B[ba];W[da]C[White win 2.5]) (;B[hi];W[ca];B[ba];W[da]C[White win 2.5])))) (;B[hi];W[hc] (;B[da];W[id];B[ie];W[ic];B[fi];W[ei];B[gi]C[White win 1.5]) (;B[ib];W[ic];B[da];W[id];B[ie];W[hb];B[fi];W[ei];B[gi]C[White win 1.5]) (;B[ic];W[ib];B[id] (;W[ca]C[CHOICE];B[ba];W[da];B[fi];W[ei];B[gi]C[White win 1.5]) (;W[fi]C[CHOICE] (;B[da];W[gi];B[hh]C[White win 1.5]) (;B[gi];W[ca];B[ba];W[da]C[White win 2.5]))) (;B[fi];W[ei];B[gi]C[CHOICE] (;W[ca];B[ba];W[da];B[ic];W[ib];B[id]C[White win 1.5]) (;W[id];B[ie];W[ic];B[da]C[White win 1.5])) (;B[id];W[ic] (;B[da];W[fi];B[gi]C[White win 1.5]) (;B[fi];W[ei];B[gi];W[ca];B[ba];W[da]C[White win 2.5]))))