A yellow race car is driving on a track in front of a group of people.
A yellow race car is trying to catch up to the leader on the track
the race car driving on a track does not necessarily mean it is catching up the leader
exists e1 s1 x1 x2 x3 x4 x5 x6.(in(e1,x4) & of(x4,x5) & of(x5,x6) & n_people(x6) & n_group(x5) & n_front(x4) & on(e1,x3) & n_track(x3) & Actor(e1,x1) & v_drive(e1) & n_car(x1) & of(x1,x2) & n_race(x2) & a_yellow(s1) & Theme(s1,x1))
exists e1 p1 s1 x1 x2 x3 x4.(n_track(x4) & n_leader(x3) & Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2 s2.(on(e2,x4) & a_up(s2) & Manner(e2,s2) & to(e2,x3) & Actor(e2,x1) & v_catch(e2)) & n_car(x1) & of(x1,x2) & n_race(x2) & a_yellow(s1) & Theme(s1,x1))