A group of men in a blue car driving on the track.
The blue car is full.
Not every car with a group of men in it is full.
exists e1 s1 x1 x2 x3 x4 x5.(n_track(x5) & a_topic(x1) & on(e1,x5) & Actor(e1,x4) & v_drive(e1) & (x1 = x4) & of(x1,x2) & in(x2,x3) & n_car(x3) & a_blue(s1) & Theme(s1,x3) & n_man(x2) & n_group(x1))
exists s1 s2 x1.(n_car(x1) & a_blue(s1) & Theme(s1,x1) & Theme(s2,x1) & a_full(s2))