A group of people are watching a woman dance.
A woman is playing the drums.
A woman who is playing the drums is probably not also dancing.
exists e1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_watch(e1) & n_dance(x3) & of(x3,x4) & n_woman(x4) & of(x1,x2) & n_people(x2) & n_group(x1))
exists e1 x1 x2.(n_drum(x2) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_woman(x1))