A couple walks past lanterns and people eating at a restaurant.
There are no people in the restaurant.
If people are eating at a restaurant it can not be true that there are no people.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6.(Theme(e2,x2) & Actor(e2,x1) & v_walk(e2) & subset_of(x4,x2) & at(e1,x6) & n_restaurant(x6) & Actor(e1,x5) & v_eat(e1) & (x4 = x5) & n_people(x4) & subset_of(x3,x2) & n_lantern(x3) & a_past(s1) & Theme(s1,x3) & n_couple(x1))
exists p1 x1 x2.(n_restaurant(x2) & in(p1,x2) & -exists x3.((x1 = x3) & n_people(x3)))