(;AW[ra]AW[rc]AW[pb]AW[ob]AW[na]AB[lb]AB[nb]AB[nc]AB[pd]AB[rd]AB[re]AB[pe]AP[goproblems]
(;B[sb];W[sc]
(;B[oa]
(;W[pa]C[CHOICE]
(;B[qb];W[qc]
(;B[rb]C[RIGHT])
(;B[pc];W[rb]))
(;B[qc];W[qb]))
(;W[qc]C[CHOICE]
(;B[rb]
(;W[pa]C[CHOICE];B[qb]C[RIGHT])
(;W[qb]C[CHOICE];B[pa];W[qa];B[oa]C[RIGHT]))
(;B[pa];W[qa]
(;B[oa];W[rb])
(;B[rb];W[oa])))
(;W[rb];B[qc];W[qb];B[pa];W[qa];B[oa]C[RIGHT]))
(;B[qc];W[qb])
(;B[rb];W[qb])
(;B[qb];W[qc]
(;B[rb];W[oa])
(;B[pc];W[rb])
(;B[oa];W[rb])))
(;B[oa];W[sb]
(;B[qb];W[qc])
(;B[qc];W[qb]))
(;B[qb];W[qc]
(;B[sb];W[sc]
(;B[rb];W[oa])
(;B[pc];W[rb])
(;B[oa];W[rb]))
(;B[oa];W[rb])
(;B[rb];W[sb]))
(;B[sc];W[sb]
(;B[qc];W[qb])
(;B[qb];W[qc]))
(;B[qc];W[qb]
(;B[sc];W[sb])
(;B[sb];W[sc]))
(;B[rb];W[qb]))