The dog is running through a tunnel
A dog is crawling through a tunnel.
.A dog is either running or crawling.
exists e1 x1 x2.(n_dog(x1) & through(e1,x2) & n_tunnel(x2) & Actor(e1,x1) & v_run(e1))
exists e1 x1 x2.(through(e1,x2) & n_tunnel(x2) & Actor(e1,x1) & v_crawl(e1) & n_dog(x1))