A man on stage with a microphone in front of an audience.
The man is on stage in front of people.
An audience is made up of people.
exists x1 x2 x3 x4 x5.(a_topic(x1) & on(x1,x2) & with(x2,x3) & in(x3,x4) & of(x4,x5) & n_audience(x5) & n_front(x4) & n_microphone(x3) & n_stage(x2) & n_man(x1))
exists p1 x1.(n_man(x1) & exists x2 x3 x4.(on(x1,x2) & in(x2,x3) & of(x3,x4) & n_people(x4) & n_front(x3) & n_stage(x2)))