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