Three women riding the bus.
Three women ride together on a bus and talk.
Just because three women are on a bus, doesn't mean that they are riding the bus together and/or talking.
exists e1 x1 x2 x3.(n_bus(x3) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_ride(e1) & (x1 = x2) & n_woman(x1) & card_eq_3(x1))
exists e1 s1 x1 x2 x3 x4.(on(e1,x2) & n_talk(x4) & n_bus(x3) & subset_of(x4,x2) & subset_of(x3,x2) & a_together(s1) & Manner(e1,s1) & Actor(e1,x1) & v_ride(e1) & n_woman(x1) & card_eq_3(x1))