A man and a dog walking on the beach with a surfboard.
The man and dog are in a car.
One cannot be walking on the beach if one is in a car.
exists s1 x1 x2 x3 x4 x5.(n_beach(x4) & a_topic(s1) & subset_of(x2,s1) & on(x2,x4) & with(x4,x5) & n_surfboard(x5) & n_walking(x2) & of(x2,x3) & n_dog(x3) & subset_of(x1,s1) & n_man(x1))
exists p1 x1 x2 x3.(n_dog(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1) & exists x4.(in(x1,x4) & n_car(x4)))