Two race cars speed around a track.
The two frontrunners in a NASCAR race are coming around a curve together.
Not all race cars is for a  NASCAR race. That two race cars speed around a track is not necessarily frontrunners.
exists e1 x1 x2 x3 x4.(around(e1,x4) & n_track(x4) & Theme(e1,x3) & Actor(e1,x1) & v_speed(e1) & n_thing(x3) & n_car(x1) & of(x1,x2) & n_race(x2) & card_eq_2(x1))
exists e1 s1 x1 x2 x3 x4.(n_frontrunner(x1) & card_eq_2(x1) & a_together(s1) & Manner(e1,s1) & around(e1,x4) & n_curve(x4) & Actor(e1,x1) & v_come(e1) & in(x1,x2) & n_race(x2) & of(x2,x3) & n_nascar(x3))