One man using a microphone, another with a guitar.
Two women are dancing on stage.
There was either two women  dancing or a man playing guitar and another with a microphone.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_use(e1) & rel(x3,x4) & with(x4,x5) & n_guitar(x5) & n_thing(x4) & n_microphone(x3) & (x1 = x2) & n_man(x1) & card_eq_1(x1))
exists e1 x1 x2.(on(e1,x2) & n_stage(x2) & Actor(e1,x1) & v_dance(e1) & n_woman(x1) & card_eq_2(x1))