Band performing music in a visitors information center.
A band plays a song.
Both sentence are talking about a band.
exists e1 x1 x2 x3 x4 x5.(ne_nam_band(x1) & in(e1,x3) & n_center(x3) & of(x3,x5) & n_information(x5) & of(x3,x4) & n_visitor(x4) & Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_music(x2))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_song(x2) & n_band(x1))