A guy and a female with drinks in hand.
A guy and a girl are talking at a party.
Just because a guy and a female have drinks in hand does not mean they are talking or at a party
exists s1 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & with(x2,x3) & in(x3,x4) & n_hand(x4) & n_drink(x3) & n_female(x2) & subset_of(x1,s1) & n_guy(x1))
exists e1 x1 x2 x3 x4.(at(e1,x4) & n_party(x4) & Actor(e1,x1) & v_talk(e1) & subset_of(x3,x1) & n_girl(x3) & subset_of(x2,x1) & n_guy(x2))