Two runners exit a tunnel.
Some joggers are on a treadmill
Joggers on a treadmill does not infer runners exiting a tunnel
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_exit(e1) & n_tunnel(x2) & n_runner(x1) & card_eq_2(x1))
exists p1 x1.(exists x2.(on(x1,x2) & n_treadmill(x2)) & n_jogger(x1))