A dj playing music in a club.
There is music in the club
If a dj is playing music in a club, then there is music in the club
exists s1 x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_club(x3) & n_music(x1) & of(x1,x2) & n_playing(x2) & a_dj(s1) & Theme(s1,x1))
exists p1 x1 x3.(n_club(x3) & exists x2.((x1 = x2) & in(x2,x3) & n_music(x2)))