(;AB[qa]AB[ra]AB[qb]AB[pa]AB[nb]AB[nc]AB[nd]AB[me]AB[mf]AB[nf]AB[og]AB[qg]AB[re]AW[sd]AB[rf]AW[rd]AW[qd]AW[qe]AW[pe]AW[oe]AW[ne]AW[pc]AW[od]AW[oc]AW[pb]AW[oa]AP[goproblems]
(;B[sb];W[qc]
(;B[sc];W[rc];B[ob];W[rb];B[na]C[RIGHT])
(;B[sa];W[ob])
(;B[ob];W[rb]
(;B[na];W[sc]C[ko.])
(;B[sa];W[sc])
(;B[rc];W[sc]
(;B[na];W[rb])
(;B[sa];W[rb])
(;B[rb];W[sa]))
(;B[sc];W[sa]))
(;B[rb];W[ob])
(;B[rc];W[sc];B[ob];W[rb]C[ko.]))
(;B[sa];W[ob])
(;B[ob];W[rb]
(;B[na];W[sb])
(;B[sa];W[sb])
(;B[sb];W[qc]
(;B[na];W[sc]C[ko.])
(;B[sa];W[sc])
(;B[rc];W[sc]
(;B[na];W[rb]C[ko.])
(;B[sa];W[rb])
(;B[rb];W[sa]))
(;B[sc];W[sa]))
(;B[qc];W[rc])
(;B[rc];W[qc]
(;B[na];W[sb])
(;B[sa];W[sb])
(;B[sb];W[sc]
(;B[na];W[rb]C[ko.])
(;B[sa];W[rb])
(;B[rb];W[sa]))
(;B[sc];W[sa]))
(;B[sc];W[sb]))
(;B[rb];W[ob])
(;B[qc];W[ob])
(;B[rc];W[qc]
(;B[sa];W[ob])
(;B[ob];W[rb]
(;B[na];W[sb])
(;B[sa];W[sb])
(;B[sb];W[sc]
(;B[na];W[rb]C[ko.])
(;B[sa];W[rb])
(;B[rb];W[sa]))
(;B[sc];W[sa]))
(;B[rb];W[ob])
(;B[sb];W[sc];B[ob];W[rb]C[ko.])
(;B[sc];W[sb]))
(;B[sc];W[ob]))