A couple eating in a restaurant.
the couple is having food
A couple are having food is eating.
exists x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_restaurant(x3) & n_eating(x1) & of(x1,x2) & n_couple(x2))
exists e1 x1 x2.(n_couple(x1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_food(x2))