A group of dogs standing by a car
Some lions are waiting near a boat.
The animals cannot be both dogs and lions. The animals are either near a car or near a boat, not both.
exists e1 x1 x2 x3 x4.(a_topic(x1) & by(e1,x4) & n_car(x4) & Actor(e1,x3) & v_stand(e1) & (x1 = x3) & of(x1,x2) & n_dog(x2) & n_group(x1))
exists e1 x1 x2.(near(e1,x2) & n_boat(x2) & Actor(e1,x1) & v_wait(e1) & n_lion(x1))