A fuzzy white lap dog runs along a rocky beach.
A dog chases birds on the beach.
A dog could be running along the beach for many reasons besides chasing birds.
exists e1 s1 s2 s3 x1 x2 x3.(along(e1,x3) & n_beach(x3) & a_rocky(s3) & Theme(s3,x3) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & of(x1,x2) & n_lap(x2) & a_white(s2) & Theme(s2,x1) & a_fuzzy(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(n_beach(x3) & on(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_chase(e1) & n_bird(x2) & n_dog(x1))