A brown dog is biting a green object.
A dog is chasing after the green object.
Chasing after and biting are inherently different.
exists e1 s1 s2 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_bite(e1) & n_object(x2) & a_green(s2) & Theme(s2,x2) & n_dog(x1) & a_brown(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_object(x2) & a_green(s1) & Theme(s1,x2) & after(e1,x2) & Actor(e1,x1) & v_chase(e1) & n_dog(x1))