Two ladies dancing on stage.
Two women are having a drink.
Having a drink can not take place while dancing on a stage.
exists e1 x1 x2 x3.(a_topic(x1) & on(e1,x3) & n_stage(x3) & Actor(e1,x2) & v_dance(e1) & (x1 = x2) & n_lady(x1) & card_eq_2(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_drink(x2) & n_woman(x1) & card_eq_2(x1))