(;AW[ap]AW[bq]AW[cr]AW[cp]AW[dp]AW[do]AW[eq]AW[fq]AB[dr]AB[fr]AB[gq]AB[hr]AB[eo]AB[go]AB[dn]AB[cm]AB[co]AB[bo]AB[bp]AP[goproblems]
(;W[er];B[es]
(;W[ds];B[cs];W[bs]
(;B[ar];W[dq]C[RIGHT];B[br]C[RIGHT];W[cq]C[RIGHT];B[as]C[RIGHT];W[aq]C[RIGHT];B[fs]C[RIGHT];W[bs]C[RIGHT];B[ds]C[RIGHT];W[ar]C[RIGHT])
(;B[ds]
(;W[ar]C[RIGHT])
(;W[dq];B[fs];W[ar]C[RIGHT])))
(;W[bs]
(;B[ds]C[CHOICE]
(;W[ar];B[dq];W[cq];B[ep])
(;W[dq];B[ar]))
(;B[ar];W[ds];B[cs];W[dq];B[br]
(;W[cq]C[RIGHT];B[as]C[RIGHT];W[aq]C[RIGHT];B[fs]C[RIGHT];W[bs]C[RIGHT];B[ds]C[RIGHT];W[ar]C[RIGHT])
(;W[ds];B[ao];W[fs];B[gr])))
(;W[cs];B[ds];W[ar];B[bs]))
(;W[bs];B[ar];W[er];B[es];W[ds];B[cs];W[dq];B[br];W[aq];B[cq]))