A dog runs on a snowy path.
A dog chases a cat down a snowy trail.
Runs does not imply that the dog chases a cat.
exists e1 s1 x1 x2.(on(e1,x2) & n_path(x2) & a_snowy(s1) & Theme(s1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1))
exists e1 s1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_chase(e1) & down(x2,x3) & n_trail(x3) & a_snowy(s1) & Theme(s1,x3) & n_cat(x2) & n_dog(x1))