A game on women volleyball in a gymnasium.
There are no men in the gymnasium.
The fact that a women's volleyball game is being played doesn't mean there are no men in the gymnasium.
exists x1 x2 x3 x4.(a_topic(x1) & on(x1,x2) & in(x2,x4) & n_gymnasium(x4) & n_volleyball(x2) & of(x2,x3) & n_woman(x3) & n_game(x1))
exists p1 x1 x3.(n_gymnasium(x3) & -exists x2.((x1 = x2) & in(x2,x3) & n_man(x2)))