Compose a piece of music using the specified alphabetical notation system and the provided theme.
X:1
L:1/8
M:4/4
K:C
['[M:4/4][K:A] ga[Q:1/8=360]', 'd2 dc', 'fdfa ecAc']  
X:1
L:1/8
M:4/4
K:C
[M:4/4][K:A] ga[Q:1/8=360] A2 ed |: cdBc ABcd | eaec eaed | cdBc A2 Bc |1 d2 dc dfed :|2 
 d2 dc d2 eg || fdfa ecAc | e^def ecAg | fdfa ecAc | d2 dc d2 eg |1 fdfa ecAc | e^def ecAg | 
 fdfg aece | dcde (3fga ed :|2 fdfa ecAc | e^def e^gfg | aece fdBA | ^GABc dfed | 
 ceBe A2 !fermata!A,2 |]  