(;GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2] RU[Japanese]SZ[19]KM[0.00]TM[] PW[White]PB[Black]AW[cm][dm][cn][co][fo][ap][bp][cp][fp][dq][eq][fq][br][er][fr][bs][es]AB[em][dn][fn][gn][do][eo][go][dp][gp][bq][cq][gq][ar][dr][gr][cs][fs][gs]C[how can black win?] (;B[aq]CR[aq]C[RIGHT white cannot approach anywhere here]) (;B[cr]CR[cr] ;W[aq]CR[aq] (;B[as]CR[as] ;W[br]CR[br] (;B[bs]CR[bs]C[RIGHT]) (;B[ds]CR[ds] ;W[bs]CR[bs])) (;B[ep]CR[ep] ;W[en]CR[en])) (;B[as]CR[as] ;W[aq]CR[aq]) (;B[ep]CR[ep] ;W[en]CR[en]) (;B[ds]CR[ds] ;W[cr]CR[cr]) (;B[en]CR[en] ;W[aq]CR[aq] (;B[cr]CR[cr] ;W[ds]CR[ds]) (;B[ep]CR[ep] ;W[cr]CR[cr])))