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