Olympic hurdlers are jumping over hurdles on a track while others watch.
watching hurdlers rest after race
The subjects cannot be both jumping over hurdles and be at rest.
exists e1 p1 x1 x2 x3 x4.(exists e2 x5.(Actor(e2,x5) & v_watch(e2) & -(x5 = x2) & n_person(x5)) & n_person(x2) & while(e1,p1) & on(e1,x4) & n_track(x4) & over(e1,x3) & n_hurdle(x3) & Actor(e1,x1) & v_jump(e1) & n_hurdler(x1) & (x1 = x2) & ne_nam_olympic(x2))
exists e1 x1 x2 x3 x4.(after(e1,x4) & n_race(x4) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_rest(x2) & of(x2,x3) & n_hurdler(x3) & n_thing(x1))