A black and white dog is chewing on a camera.
A dog snarls at a pine tree.
Chewing on a camera is not the same thing as snarling at a pine tree.
exists e1 s1 s2 x1 x2.(on(e1,x2) & n_camera(x2) & Actor(e1,x1) & v_chew(e1) & n_dog(x1) & a_white(s2) & Theme(s2,x1) & a_black(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(at(e1,x2) & n_tree(x2) & of(x2,x3) & n_pine(x3) & Actor(e1,x1) & v_snarl(e1) & n_dog(x1))