A black dog runs on the beach.
The dog runs off to greet his owner's girlfriend.
Just because the dog is running does not mean he is going to greet his owner's girlfriend.
exists e1 s1 x1 x2.(n_beach(x2) & on(e1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & a_black(s1) & Theme(s1,x1))
exists e1 p1 s1 x1 x2 x3.(n_girlfriend(x3) & of(x3,x2) & n_owner(x2) & of(x2,x1) & n_male(x1) & n_dog(x1) & Topic(e1,p1) & exists e2.(Theme(e2,x3) & Actor(e2,x1) & v_greet(e2)) & a_off(s1) & Manner(e1,s1) & Actor(e1,x1) & v_run(e1))