(;AB[br]AB[cq]AB[dq]AB[eq]AB[fr]AB[fs]AW[gr]AW[hq]AW[fq]AW[ep]AW[dp]AW[cp]AW[bo]AW[ao]AW[cr]C[What can W do now?]AW[bq]AB[cs]AW[dr]AB[er]AP[goproblems]
(;W[ds];B[es]
(;W[ar];B[dr];W[bs];B[as]C[Nice, a ko !RIGHT])
(;W[dr];B[aq]))
(;W[ar];B[ds])
(;W[bs];B[as]))