Craft a song according to the predetermined musical pattern and stylistic specifications.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/8
Q:1/4=100
M:2/2
K:Bb
"^Exactly as written" fb- ba gf- fd | gf g/a/g/a/ bB- Bf | f"^shown as sharp" =e- ed dc-cB/A/ | 
 GA"^sic" G3 F F2 :: Bf- fe dB- Bd | ec- cd BG- Gg | fe d3 c c2 | f/g/f dB g/a/g ec | 
 a/b/a fd bb a/b/a | g/a/g f/g/f g/a/g/a/ bg/a/ | bB/c/ d/e/f B4 :|  