A rock band is performing a set on stage.
The band Rush playing their favorite song for an audience.
Just because a rock band is performing a set on stage does not mean it is the band Rush or that they are playing their favorite song for an audience.
exists e1 x1 x2 x3 x4.(on(e1,x4) & n_stage(x4) & Theme(e1,x3) & Actor(e1,x1) & v_perform(e1) & n_set(x3) & n_band(x1) & of(x1,x2) & n_rock(x2))
exists e1 s1 x1 x2 x3 x4 x5.(n_song(x4) & a_favorite(s1) & Theme(s1,x4) & of(x4,x1) & n_thing(x1) & n_rush(x1) & of(x1,x2) & n_band(x2) & a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & for(x4,x5) & n_audience(x5) & (x1 = x3))