Two men standing in front of two green garbage trucks.
Two men stand in front of sports cars.
The quantity and the type of vehicle changes from one sentence to the next: two green garbage trucks and sports cars.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & in(e1,x3) & of(x3,x4) & n_truck(x4) & of(x4,x5) & n_garbage(x5) & a_green(s1) & Theme(s1,x4) & card_eq_2(x4) & n_front(x3) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(in(e1,x2) & of(x2,x3) & n_car(x3) & of(x3,x4) & n_sport(x4) & n_front(x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1) & card_eq_2(x1))