Three men are standing on a balcony.
Three people are having drinks while on a balcony.
When three men stand on a balcony, it does not necessarily mean that they are having drinks.
exists e1 x1 x2.(on(e1,x2) & n_balcony(x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1) & card_eq_3(x1))
exists e1 x1 x2 x3.(on(e1,x3) & n_balcony(x3) & r_while(e1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_drink(x2) & n_people(x1) & card_eq_3(x1))