Woman plays clarinet in front of two microphones.
The microphones are expensive
Not all microphones are expensive.
exists e1 x1 x2 x3 x4.(ne_nam_woman(x1) & in(e1,x3) & of(x3,x4) & n_microphone(x4) & card_eq_2(x4) & n_front(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_clarinet(x2))
exists s1 x1.(n_microphone(x1) & Theme(s1,x1) & a_expensive(s1))