Man playing a tune on his flute.
The man has played this song before.
Just because he is playing a tune, does not mean he has played it before.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & on(x3,x4) & n_flute(x4) & of(x4,x1) & n_male(x1) & n_tune(x3) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2.(n_song(x2) & n_man(x1) & a_before(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1))