(;FF[4]GM[1]SZ[19]AB[mb][ob][oc][od][qd][qe][re]AW[oa][pb][pc][rc][rd](;W[sb]C[CHOICE](;B[ra](;W[sd]C[CHOICE](;B[qb];W[qc];B[pa](;W[rb]C[CHOICE];B[na];W[sa]C[RIGHT])(;W[sa]C[CHOICE];B[na];W[rb]C[RIGHT])(;W[qa]))(;B[pa];W[qa];B[qb];W[qc];B[pa];W[rb];B[na];W[sa]C[RIGHT]))(;W[qc];B[qa];W[pa];B[sd]))(;B[sd];W[ra]C[RIGHT]))(;W[qc];B[sd])(;W[ra];B[sb];W[pa];B[qc];W[qb];B[sd]))