Two individuals are working a food booth.
A man and woman are preparing food.
Not all individuals are a man and woman.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_work(e1) & n_booth(x2) & of(x2,x3) & n_food(x3) & n_individual(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(Theme(e1,x4) & Actor(e1,x1) & v_prepare(e1) & n_food(x4) & n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1))