A person stands on a mountaintop.
person on mountain top
Person can be stand on a mountain top.
exists e1 x1 x2.(on(e1,x2) & n_mountaintop(x2) & Actor(e1,x1) & v_stand(e1) & n_person(x1))
exists x1 x2 x3.(a_topic(x1) & on(x1,x2) & n_top(x2) & of(x2,x3) & n_mountain(x3) & n_person(x1))