(;AW[bq]AW[br]AW[cs]AW[ds]AW[eq]AW[dp]AW[cp]AW[eo]AW[fo]AW[gp]AW[fq]AB[bp]AB[aq]AB[ar]AB[co]AB[bn]AB[cn]AB[dn]AB[en]AB[fn]AB[ho]AB[hp]AB[gn]AB[gq]AB[es]AB[fr]AW[er]AB[hr]AB[fs]AB[dr]C[Black to play and kill without ko.]AP[goproblems]
(;B[bs];W[as];B[cr];W[ap];B[bs]
(;W[bo];B[ar];W[cq]
(;B[dq]C[RIGHT])
(;B[fp];W[go])
(;B[go];W[fp])
(;B[do]C[RIGHT])
(;B[an]C[NOTTHIS]))
(;W[cs];B[bo];W[cq];B[aq]C[RIGHT]))
(;B[fp];W[go]
(;B[do];W[cr])
(;B[cr];W[bs];B[do];W[ep]))
(;B[cr];W[bs];B[fp];W[go];B[do];W[ep])
(;B[dq];W[fp];B[bs];W[as]C[ko.]))