The couple pushed the strollers across the wood bridge and the dogs followed.
People walk on the beach.
You would not find a wood bridge on the beach.
exists e1 e2 x1 x2 x3 x4 x5.(n_dog(x5) & n_bridge(x3) & of(x3,x4) & n_wood(x4) & n_stroller(x2) & n_couple(x1) & Actor(e2,x5) & v_follow(e2) & Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & across(x2,x3))
exists e1 x1 x2.(n_beach(x2) & on(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1))