Three children playing on a floor with toys.
Three young boys are playing with toy cars.
The children aren't necessarily boys.
exists e1 x1 x2 x3 x4.(a_topic(x1) & with(e1,x4) & n_toy(x4) & on(e1,x3) & n_floor(x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_child(x1) & card_eq_3(x1))
exists e1 s1 x1 x2 x3.(with(e1,x2) & n_car(x2) & of(x2,x3) & n_toy(x3) & Actor(e1,x1) & v_play(e1) & n_boy(x1) & a_young(s1) & Theme(s1,x1) & card_eq_3(x1))