Craft a musical composition that incorporates the supplied alphabet sequence and motif.
X:1
L:1/8
Q:1/4=144
M:9/8
K:Amin
['z9 z9 GA/A/ Ad de e2 c', 'd2 dB', 'c e/d/c/d/ cd']  
X:1
L:1/8
Q:1/4=144
M:9/8
K:Amin
"^A" z9 | z9 |:"^B""Am" GA/A/ Ad de e2 c |"Dm" d2 dB c/d/c/B/"Am" A3 :: 
"^C""Dm" d2 dB c/d/c/B/"Am" cBG |1"Dm" d2 dB c/d/c/B/"Am" A c2 :|2"Dm" d2 dB c/d/c/B/ A3 |: 
"^D""Am" GA/A/ AA gf e2 c | e/d/c/d/ cd ec"Dm" d3 :|  