Two people play foosball.
The two friends play foosball together.
Two people play foosball does not mean that they are friends
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 s1 x1 x2.(n_friend(x1) & card_eq_2(x1) & a_together(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_foosball(x2))