Three people are smiling while having food and drinks.
Three people laugh while having food and drinks.
Three people laugh that doesn't mean they having foods and drinks.
exists e1 e2 x1 x2 x3 x4.(while(e1,e2) & Theme(e2,x2) & Actor(e2,x1) & v_have(e2) & subset_of(x4,x2) & n_drink(x4) & subset_of(x3,x2) & n_food(x3) & Actor(e1,x1) & v_smile(e1) & n_people(x1) & card_eq_3(x1))
exists e1 e2 x1 x2 x3 x4.(while(e1,e2) & Theme(e2,x2) & Actor(e2,x1) & v_have(e2) & subset_of(x4,x2) & n_drink(x4) & subset_of(x3,x2) & n_food(x3) & Actor(e1,x1) & v_laugh(e1) & n_people(x1) & card_eq_3(x1))