Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:4/4
K:A
['afed c']  
X:1
L:1/8
M:4/4
K:A
|: cd |"A" e4 c4 |"E" BABd"A" cB A2 |"D" fefg"^(Bm)" afed |"E" c B3 B2 cd |"A" e4 c4 | 
"E" BABd"A" cB A2 |"D" fefg"^(Bm)" afed |"E" c B3"A" A2 :| cd |:"A" e2 e2"D" fedf | 
"A" ec e2"D" f3 e |"D" fefg"^(Bm)" afed |"E" c B3 B2 cd |"A" e2 e2"D" fedf | 
"A" ec e2"^(F#m)" f3 e |"D" fefg"^(Bm)" afed |"E" c B3"A" A2 z2 :|  