A man surfing in the ocean.
The man is laying on the beach.
You cannot surf in the ocean while sleeping on the beach.
exists x1 x2 x3.(n_ocean(x3) & a_topic(x1) & in(x1,x3) & n_surfing(x1) & of(x1,x2) & n_man(x2))
exists e1 x1 x2.(n_beach(x2) & n_man(x1) & on(e1,x2) & Actor(e1,x1) & v_lay(e1))