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