Compose a piece of music following the given alphabetical representation of the musical structure and the provided motif.
X:1
L:1/8
M:4/4
K:Gmix
['DGG^F G2 GA', 'dgg^f g3 a bgag', 'BG G2']  
X:1
L:1/8
M:4/4
K:Gmix
 E | DGG^F G2 GA | BGdG eGdG | DFFE F2 FG | AFcF dFcF | DGG^F G2 GA | BAGA Bcde | fgfd cBAc | 
 BGA^F DGG :| B | dgg^f g3 a | bgag bga^f | d^cde ^fefg | a^fgf afge | dgg^f g3 a | bgag ^fdde | 
 fgfd cBAc | BGA^F DGG :| A | BG G2 BGdG | BG G2 Bdgd | AF F2 AFcF | AF F2 ABcA | BG G2 BGdG | 
 BGGA Bcde | fage fdcA | GBA^F G3 :|  