Two race cars speed along a track with smoke coming from the backs of them.
Two sedans are parked.
If the two cars speed along the track they can't be parked
exists e2 e1 x1 x2 x3 x4 x5 x6.(n_back(x4) & along(e2,x5) & with(x5,x6) & n_smoke(x6) & n_track(x5) & Theme(e2,e1) & Actor(e2,x1) & v_speed(e2) & from(e1,x4) & of(x4,x1) & n_thing(x1) & Actor(e1,x3) & v_come(e1) & n_thing(x3) & n_car(x1) & of(x1,x2) & n_race(x2) & card_eq_2(x1))
exists e1 x1.(Theme(e1,x1) & v_park(e1) & n_sedan(x1) & card_eq_2(x1))