Two swimmers are fighting for a ball on a water sport.
Two people practicing darts.
We don't think they are playing practicing darts when playing water sports.
exists e1 x1 x2 x3 x4.(for(e1,x2) & on(x2,x3) & n_sport(x3) & of(x3,x4) & n_water(x4) & n_ball(x2) & Actor(e1,x1) & v_fight(e1) & n_swimmer(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_practice(e1) & n_dart(x3) & (x1 = x2) & n_people(x1) & card_eq_2(x1))