A dog stands on a bench while snow is falling.
A dog waiting on a bench for its owner.
Just because the dog is standing on the bench, doesn't mean it is waiting for its owner
exists e1 p1 x1 x2.(exists e2 x3.(Actor(e2,x3) & v_fall(e2) & n_snow(x3)) & while(e1,p1) & on(e1,x2) & n_bench(x2) & Actor(e1,x1) & v_stand(e1) & n_dog(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & for(e1,x4) & n_owner(x4) & of(x4,x1) & n_thing(x1) & on(e1,x3) & n_bench(x3) & Actor(e1,x2) & v_wait(e1) & (x1 = x2) & n_dog(x1))