Two people play foosball.
Two brothers are playing a game of foosball.
Just because Two people play foosball does not indicate that they are brothers
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.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & of(x2,x3) & n_foosball(x3) & n_game(x2) & n_brother(x1) & card_eq_2(x1))