Two people play foosball.
Two people are playing billiards at the bar.
Foosball and billiards are two different games.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_foosball(x2) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(n_bar(x3) & at(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_billiards(x2) & n_people(x1) & card_eq_2(x1))