(;AP[goproblems]AB[ra]AB[qb]AB[pb]AB[pc]AW[mb]AW[nb]AW[ob]AW[oc]AB[lb]AB[mc]AB[nc]AB[nd]AB[od]AW[pd]AW[qd]AW[qc]AW[rc]AW[rb](;B[oa];W[pa](;B[qa];W[sb](;B[ma];W[sa](;B[na]C[RIGHT])(;B[pa];W[na]))(;B[na];W[sa](;B[ma]C[RIGHT])(;B[pa];W[ma]))(;B[pa];W[sa])(;B[la];W[sa]))(;B[ma];W[qa])(;B[sb];W[qa])(;B[na];W[qa]))(;B[ma];W[pa](;B[qa];W[sa])(;B[na];W[qa])(;B[oa];W[qa]))(;B[na];W[pa](;B[oa];W[qa])(;B[ma];W[qa])(;B[qa];W[sa]))(;B[pa];W[oa](;B[ma];W[qa])(;B[na];W[qa])(;B[qa];W[sa]))(;B[qa];W[sb](;B[ma];W[sa](;B[na];W[pa])(;B[oa];W[pa])(;B[pa];W[oa]))(;B[na];W[sa](;B[oa];W[pa])(;B[pa];W[oa])(;B[ma];W[pa]))(;B[oa];W[sa](;B[pa];W[na])(;B[na];W[pa])(;B[ma];W[pa]))(;B[pa];W[sa])(;B[sa];W[pa]))(;B[sb];W[pa])(;B[la];W[pa]))