Two people kiss near a crowd.
Two friends kiss at a concert.
The two people kissing can be strangers, not necessarily friends. Also, the crowd does not imply that they are at a concert.
exists e1 x1 x2.(near(e1,x2) & n_crowd(x2) & Actor(e1,x1) & v_kiss(e1) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2.(at(e1,x2) & n_concert(x2) & Actor(e1,x1) & v_kiss(e1) & n_friend(x1) & card_eq_2(x1))