Develop a musical composition using the outlined alphabetical depiction of the structure and the provided theme.
X:1
L:1/8
M:3/4
K:A
['g>B d2 (3Bdf e>A c2 (3EAc c>B', 'b>b b>a g>f g>e B2 (3Beg']  
X:1
L:1/8
M:3/4
K:A
 (3cea"^A" |:"E7" g>B d2 (3Bdf |"A" e>A c2 (3EAc |"E7" c>B d2 (3egb |"A" b>a c'2 (3cea | 
"E7" g>B d2 (3Bdf |"A" e>A c2 (3EAc |"E7" c>B (3dcB (3egb |1"A" a2 A2 (3cea :|2 
[K:E]"A" a2 A2 (3Beg"^B" |:"B7" b>b b>a g>f |"E" g>e B2 (3Beg |"B7" b>a c'2 (3Adf | 
"E" a>g b2 (3Beg |"B7" b>b b>a g>f |"E" g>e B2 (3Beg |"B7" g>f a2 (3Bdf |1"E" e4 (3Beg :|2 
"E" e4"_>Teil A" (3cea ||[K:D] (3Adf"^C" |:"A4" a^g =gf ed |"D" df A2 (3FAd |"A7" B>e G2 (3EGB | 
"D" Ad F2 (3Adf |"A7" a^g =gf ed |"D" df A2 (3FAd |"A7" (3ceg (3c'ba (3gfe |1"D" d2 D2 (3Adf :|2 
"D" d2 D2 z2 |]  