A man sitting on a fake airplane during a rodeo.
A man is riding a horse.
Sitting on a fake airplane is not riding a horse
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & during(e1,x4) & n_rodeo(x4) & on(e1,x3) & n_airplane(x3) & a_fake(s1) & Theme(s1,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_horse(x2) & n_man(x1))