f n__a n__b X f X X X c a c b a n__a b n__b activate n__a a activate n__b b activate X X f 3 n__a 0 n__b 0 c 0 a 0 b 0 activate 1 FULL ./TRS/TRCSR/Ex1_GM99_FR.trs ./TRS/TRCSR/Ex1_GM99_Z.trs