A woman is speaking in front of a large screen.
There is an audience watching the woman.
audience is implied by speaking
exists e1 s1 x1 x2 x3.(in(e1,x2) & of(x2,x3) & n_screen(x3) & a_large(s1) & Theme(s1,x3) & n_front(x2) & Actor(e1,x1) & v_speak(e1) & n_woman(x1))
exists p1 x1 x4.(n_woman(x4) & exists e1 x2 x3.((x1 = x2) & Theme(e1,x4) & Actor(e1,x3) & v_watch(e1) & (x2 = x3) & n_audience(x2)))