A basketball arena before a basketball game.
A basketball arena empty before the start of a game.
It is not shown to be completely empty.
exists x1 x2 x3 x4.(a_topic(x1) & before(x1,x3) & n_game(x3) & of(x3,x4) & n_basketball(x4) & n_arena(x1) & of(x1,x2) & n_basketball(x2))
exists s1 x1 x2 x3 x4 x5.(n_start(x4) & a_topic(x1) & before(s1,x4) & of(x4,x5) & n_game(x5) & Theme(s1,x3) & a_empty(s1) & (x1 = x3) & n_arena(x1) & of(x1,x2) & n_basketball(x2))