a dog runs across the ground.
A puppy running to fetch a tennis ball.
Not all dogs are a puppy and runs does not imply to fetch.
exists e1 x1 x2.(n_ground(x2) & across(e1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1))
exists p1 s1 x1.(a_topic(x1) & Topic(x1,p1) & exists e1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_fetch(e1) & n_ball(x2) & of(x2,x3) & n_tennis(x3)) & n_running(x1) & a_puppy(s1) & Theme(s1,x1))