A race car zips by on the racetrack.
a race car on the racetrack currently in first place
Race cars zipping along a racetrack are not always in first place.
(x)
exists s1 x1 x2 x3 x4.(n_racetrack(x3) & a_topic(x1) & on(x1,x3) & n_currently(x3) & in(x3,x4) & n_place(x4) & a_first(s1) & Theme(s1,x4) & n_car(x1) & of(x1,x2) & n_race(x2))