Two women play sand volleyball.
Two females are practicing for a game championship.
The women could be playing just for fun. Doesn't necessarily imply that they are practicing for championship
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_volleyball(x2) & of(x2,x3) & n_sand(x3) & n_woman(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(for(e1,x2) & n_championship(x2) & of(x2,x3) & n_game(x3) & Actor(e1,x1) & v_practice(e1) & n_female(x1) & card_eq_2(x1))