two people are waiting for their food
food is yummy
not every food is yummy
exists e1 x1 x2.(for(e1,x2) & n_food(x2) & of(x2,x1) & n_thing(x1) & Actor(e1,x1) & v_wait(e1) & n_people(x1) & card_eq_2(x1))
exists s1 x1.(Theme(s1,x1) & a_yummy(s1) & n_food(x1))