Two guys talking at dinner.
Men discuss business over dinner.
Just because guys are talking at dinner it does not mean they discuss business.
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 e1 x1 x2 x3.(over(e1,x3) & n_dinner(x3) & Theme(e1,x2) & Actor(e1,x1) & v_discuss(e1) & n_business(x2) & n_man(x1))