Two guys talking at dinner.
Guys talk during dinner.
guys talking at dinner.is same as guys talk during dinner
exists e1 x1 x2 x3.(a_topic(x1) & at(e1,x3) & n_dinner(x3) & Actor(e1,x2) & v_talk(e1) & (x1 = x2) & n_guy(x1) & card_eq_2(x1))
exists x1 x2 x3.(a_topic(x1) & during(x1,x3) & n_dinner(x3) & n_talk(x1) & (x1 = x2) & ne_nam_guys(x2))