A donkey pulls a group of locals in a wagon.
The animal is pushing a cart.
One cannot be pushing while he pulls.
exists e1 x1 x2 x3 x4.(in(e1,x4) & n_wagon(x4) & Theme(e1,x2) & Actor(e1,x1) & v_pull(e1) & of(x2,x3) & n_local(x3) & n_group(x2) & n_donkey(x1))
exists e1 x1 x2.(n_animal(x1) & Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & n_cart(x2))