Create a musical composition using the provided alphabet sequence and motif.
X:1
L:1/8
M:4/4
K:D
['ag f2 af e2 de fA A2', 'a2 AdfA dfAd fA A2 BGGB GBdG']  
X:1
L:1/8
M:4/4
K:D
|: ag | f2 af e2 de | fA A2 BGGB | GBdG gfed | cdec A2 ag | f2 af e2 de | fA A2 BGGB | GBdG gfec | 
 Acec d2 :: a2 | AdfA dfAd | fA A2 BGGB | GBdG gfed | cdec A2 a2 | AdfA dfAd | fA A2 BGGB | 
 GBdG gfec | Acec d2 :|  