(;SZ[19]C[Black to play.http://gogameguru.com/]AW[bm]AW[cn]AW[en]AW[go]AW[ho]AW[hp]AW[cq]AW[eq]AW[fq]AW[gq]AW[cr]AW[er]AW[hr]AW[ir]AW[jr]AW[cs]AW[ds]AW[js]AB[ck]AB[bo]AB[cp]AB[dp]AB[ep]AB[fp]AB[gp]AB[dq]AB[hq]AB[iq]AB[jq]AB[kq]AB[dr]AB[kr]AB[bs]AB[ks]GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]RU[Japanese]SO[http://gogameguru.com/]
(;B[gr];W[gs]
(;B[es];W[fs];B[bq]
(;W[fr]C[CHOICE];B[br]C[RIGHT])
(;W[br];B[ar];W[as];B[bn];W[cm];B[bs];W[es];B[hs]C[white shouldn't fight this ko.];W[as];B[is];W[aq];B[bp]
(;W[an];B[ap];W[fo];B[hr];W[do];B[fr];W[eo];B[ar]C[RIGHT])
(;W[ap];B[ao];W[am];B[hr];W[fo];B[fr];W[do];B[ar];W[aq];B[ap];W[eo];B[ar]C[Now it'sRIGHT])))
(;B[bq];W[es];B[br]C[Alive, but not the best solution.RIGHT]))
(;B[bq];W[br]
(;B[ar];W[es]
(;B[gs];W[gr]
(;B[fs];W[hs])
(;B[hs];W[fs]))
(;B[gr];W[gs]))
(;B[gr];W[aq]
(;B[ap];W[bp]
(;B[fs];W[es];B[bq];W[gs]
(;B[hs];W[bp];B[ao];W[bq]
(;B[co];W[as])
(;B[as];W[co];B[is];W[bn]))
(;B[ar];W[fr];B[bn];W[cm]
(;B[an];W[co])
(;B[co];W[an])))
(;B[fr];W[es];B[bq];W[gs];B[ar];W[fs];B[bn];W[cm]
(;B[co];W[an])
(;B[an];W[co])))
(;B[hs];W[bp])
(;B[fs];W[es]
(;B[bp];W[hs];B[ap];W[ar])
(;B[hs];W[bp]))
(;B[bp];W[gs]))
(;B[es];W[fs];B[gr];W[hs]))
(;B[fs];W[gs];B[bq];W[br];B[ar];W[es])
(;B[fr];W[gr]))