(;SZ[19]GM[1]FF[4]AW[ap]AW[bq]AW[cq]AW[dq]AW[cr]AW[er]AW[ds]AW[fs]AB[bn]AB[ao]AB[bp]AB[cp]AB[dp]AB[ep]AB[eq]AB[fr]AB[gr]AB[bs]RU[Japanese]PW[White]PB[Black](;B[ar];W[aq](;B[cs]C[RIGHT])(;B[gs];W[br](;B[es];W[as]C[double ko, you cannot win both.])(;B[as];W[es]))(;B[br];W[cs]))(;B[aq];W[ar](;B[cs];W[br];B[gs];W[as]C[ko.])(;B[br];W[ap]C[ko.]))(;B[cs];W[br](;B[aq];W[as])(;B[ar];W[as](;B[bs];W[aq];B[gs];W[cs];B[es];W[as])(;B[aq];W[ap]))(;B[as];W[ar])(;B[gs];W[as](;B[aq];W[es])(;B[es];W[aq](;B[dr];W[cs])(;B[cs];W[dr]))))(;B[gs];W[br])(;B[br];W[cs]))