Compose a piece of music using the specified alphabetical notation system and the provided theme.
X:1
L:1/4
Q:1/4=100
M:4/4
K:Bb
['D D']  
X:1
L:1/4
Q:1/4=100
M:4/4
K:Bb
 D |"Gm" D G G"F" A |"Bb" B3/2 B/"F" !fermata!A A |"Gm" G G"Cm" G G |"D" ^F2 z D | 
"Gm" D G G"^(Am)" A |"^(Gm)" B3/2 c/"D" A d |"Cm" c B"^(Am)" A"^(A7)" G |"D" D2 z ||[K:G]"D7" D | 
"G" D B A G |"C" G E"G" D2 |"Em" G A/B/"Am" c (B/A/) |"D" A2 z A |"D7" d3/2 c/"G" B B | 
"E7" e3/2 d/"Am" c A |"G/D" G B"D7" d3/2 F/ |"G" G2 z |]  