A motorcycle racer speeds down a track.
A racer preparing to drive.
If someone is speeding down a track, they are already past the stage of preparing to drive.
exists e1 s1 x1 x2 x3.(a_down(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x1) & v_speed(e1) & n_track(x3) & n_racer(x1) & of(x1,x2) & n_motorcycle(x2))
exists e1 p1 x1 x2.(a_topic(x1) & Topic(e1,p1) & Actor(e1,x2) & v_prepare(e1) & exists e2.(Actor(e2,x2) & v_drive(e2)) & (x1 = x2) & n_racer(x1))