Speed racers on bikes moving threw a curve in the track.
People riding bikes for fun
Just because the racers on the bike are moving threw a curve in the track, does not mean they are having fun.
exists e3 e2 e1 x1 x2 x3 x4 x5.(n_track(x5) & in(e3,x5) & Theme(e3,x4) & Actor(e3,x1) & v_throw(e3) & n_curve(x4) & on(x1,x2) & Actor(e2,x3) & v_move(e2) & (x2 = x3) & n_bike(x2) & n_racer(x1) & Theme(e1,x1) & v_speed(e1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & for(e1,x4) & n_fun(x4) & Theme(e1,x3) & Actor(e1,x2) & v_ride(e1) & n_bike(x3) & (x1 = x2) & n_people(x1))