Dogs running through snow.
Dogs pulling a sled.
Dogs running through snow does not imply that they pulling a sled.
exists e1 x1 x2 x3.(a_topic(x1) & through(e1,x3) & n_snow(x3) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_dog(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_pull(e1) & n_sled(x3) & (x1 = x2) & n_dog(x1))