A woman is hula hooping in front of an audience.
There is no audience.
There cannot be an audience if there is no audience.
exists p1 x1.(exists s1 x2 x3 x4.((x1 = x2) & in(x2,x3) & of(x3,x4) & n_audience(x4) & n_front(x3) & n_hooping(x2) & a_hula(s1) & Theme(s1,x2)) & n_woman(x1))
exists p1 x1.-exists x2.((x1 = x2) & n_audience(x2))