A guy is singing into a microphone.
A man is singing a love song.
Not all songs are love song
exists e1 x1 x2.(into(e1,x2) & n_microphone(x2) & Actor(e1,x1) & v_sing(e1) & n_guy(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_sing(e1) & n_song(x2) & of(x2,x3) & n_love(x3) & n_man(x1))