A male with a beard is playing a guitar.
The man is playing his favorite song.
Not all males are men, it could be a male child and just because someone is playing guitar does it mean they are playing their favorite song.
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_guitar(x3) & with(x1,x2) & n_beard(x2) & n_male(x1))
exists e1 s1 x1 x2.(n_song(x2) & a_favorite(s1) & Theme(s1,x2) & of(x2,x1) & n_male(x1) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1))