Two men are smiling while sitting behind a fruit stand.
Two men are selling fruit and are excited about their sales.
The men are not necessarily selling fruit, even though they are behind a fruit stand. They are not necessarily excited about their sales, even though they are smiling.
exists e2 e1 x1 x2 x3.(while(e1,e2) & behind(e2,x2) & n_stand(x2) & of(x2,x3) & n_fruit(x3) & Actor(e2,x1) & v_sit(e2) & Actor(e1,x1) & v_smile(e1) & n_man(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3 x4.(about(s1,x4) & n_sale(x4) & of(x4,x1) & n_thing(x1) & Theme(s1,x3) & a_excited(s1) & n_man(x3) & card_eq_2(x3) & Theme(e1,x2) & Actor(e1,x1) & v_sell(e1) & n_fruit(x2) & n_man(x1) & card_eq_2(x1))