Entertainers at a Renaissance Fest being watched by spectators.
Entertainers at a Rock Concert being watched by the Police.
Spectators and police are different.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & Actor(e1,x5) & n_spectator(x5) & Theme(e1,x4) & v_watch(e1) & (x1 = x4) & at(x1,x2) & ne_org_fest(x2) & (x2 = x3) & ne_org_renaissance(x3) & n_entertainer(x1))
exists e1 x1 x2 x3 x4 x5.(n_police(x5) & a_topic(x1) & Actor(e1,x5) & Theme(e1,x4) & v_watch(e1) & (x1 = x4) & at(x1,x2) & ne_per_concert(x2) & (x2 = x3) & ne_per_rock(x3) & n_entertainer(x1))