A white dog standing on leaves on the ground.
The dog is looking for the bone.
It is not known that the dog is looking for something or that a bone is what the dog is looking for.
exists s1 x1 x2 x3 x4.(n_ground(x4) & a_topic(x1) & on(x1,x3) & on(x3,x4) & n_leaf(x3) & n_standing(x1) & of(x1,x2) & n_dog(x2) & a_white(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_bone(x2) & n_dog(x1) & for(e1,x2) & Actor(e1,x1) & v_look(e1))