(;AB[rb]AB[qc]AB[pc]AB[pe]AB[qe]AB[re]AB[of]AB[mf]AB[lf]AB[kf]AB[kd]AB[kc]AB[jb]AB[la]AB[lb]AW[lc]AW[ld]AW[mb]AW[ma]AW[nd]AW[oc]AW[ob]AW[pb]AP[goproblems]
(;B[nb];W[na];B[pa];W[me];B[le]C[RIGHT])
(;B[me];W[md])
(;B[le];W[md])
(;B[md];W[me];B[le];W[mc])
(;B[mc];W[md])
(;B[pa];W[me]
(;B[le];W[ne]
(;B[mc];W[md]
(;B[nc];W[nb];B[oa];W[qb];B[qa];W[ra];B[sa];W[na])
(;B[oa];W[nc];B[na];W[qa])
(;B[nb];W[nc]))
(;B[nb];W[mc])
(;B[oa];W[nc]))
(;B[nb];W[nc];B[le];W[ne])))