Compose a piece of music using the specified alphabetical notation system and the provided theme.
X:1
L:1/4
M:4/4
K:G
['e f g B', 'G F E']  
X:1
L:1/4
M:4/4
K:G
 d"^(D7)" e f |:"G" g B B3/2 A/ | B/A/ B- B/B/c/^c/ |"G" d G G3/2 F/ | G G F E |"D7" D d d3/2 ^c/ | 
"D7" d G F E | D d d3/2 ^c/ | d d e f |"G" g B B3/2 A/ | B/A/ B- B/B/c/^c/ |"G" d G G3/2 F/ | 
 G G F E |"D7" D2 d3/2 ^c/ | d d e f |"G" g2 a2 |"G7" g2 =f2 ||[K:C]"C" e2 c2 | G2 c B | 
"F" A2 B c |"C" G4 |"F" A2 B c |"G7" d2 g2 |"C" g2 a2 |"G7" g2 f2 |"C" e2 c2 | G2 c B | 
"F" A3/2 A/ B c |"C" G2 c B |"F" A2 f2 |"C" e c"G7" d B |"C" c2"A" ^c2 |"D7" d2 e ^f :|  