(;AB[cr]AB[er]AB[eq]AB[ep]AB[eo]AB[do]AB[co]AB[bo]AW[cp]AW[dp]AW[dq]AW[dr]AW[ds]AW[bs]AW[br]AP[goproblems]
(;B[ar]
(;W[aq]
(;B[bq]C[RIGHT])
(;B[bp];W[bq]))
(;W[bq];B[aq];W[ap];B[bp]C[RIGHT])
(;W[bp]
(;B[ap]C[RIGHT])
(;B[aq];W[ap]))
(;W[ap]
(;B[aq];W[bp])
(;B[bq];W[bp])
(;B[bp]
(;W[aq];B[bq]C[RIGHT])
(;W[bq];B[aq]C[RIGHT]))))
(;B[bq]
(;W[bp]C[CHOICE]
(;B[ap];W[ar])
(;B[ar];W[ap])
(;B[aq];W[ap]))
(;W[ar]C[]))
(;B[bp];W[bq];B[aq];W[ar])
(;B[aq];W[ar];B[bq];W[cq])
(;B[cq];W[bp]
(;B[ap];W[aq])
(;B[aq];W[ap]))
(;B[ap];W[bq];B[aq];W[ar]))