Two men dance on a stage.
Thunder From Down Under is performing.
Thunder From Down Under are not identified as the two dancers. Anyone could be dancing.
exists x1 x2 x3.(a_topic(x1) & on(x1,x3) & n_stage(x3) & n_dance(x1) & of(x1,x2) & n_man(x2) & card_eq_2(x1))
exists e1 x1 x2 x3.(ne_nam_down(x3) & Actor(e1,x1) & v_perform(e1) & n_under(x1) & from(x1,x3) & (x1 = x2) & ne_nam_thunder(x2))