A woman in a dress is on stage performing before an audience while someone plays a keyboard in the background.
A girl picks a flower from the sidewalk.
A person can't be performing before an audience and at the same time picking a flower from the sidewalk.
exists p1 x1 x2 x8.(n_background(x8) & exists e1 p2 x3 x4 x5.(on(x1,x3) & exists e2 x6 x7.(in(e2,x8) & Theme(e2,x7) & Actor(e2,x6) & v_play(e2) & n_keyboard(x7) & n_person(x6)) & while(e1,p2) & before(e1,x5) & n_audience(x5) & Actor(e1,x4) & v_perform(e1) & (x3 = x4) & n_stage(x3)) & in(x1,x2) & n_dress(x2) & n_woman(x1))
exists e1 x1 x2 x3.(n_sidewalk(x3) & from(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_pick(e1) & n_flower(x2) & n_girl(x1))