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:G
['', 'AGFE DFAF', 'eB B2']  
X:1
L:1/8
M:4/4
K:G
 dc |: B3 G AGFE | DFAF G B3 | cegc Bdgb | agfe dBcA | BG G2 AGFE | DFAF GB | cegc BdGB | 
 AGFG AG G2 :: Begf eB B2 | eBgB eB B2 | cegc Bdgb | agfe dBcA | Begf eB B2 | eBgB eB B2 | 
 cegc Bdgb |1 agfg e2 dc :|2 agfg e2 ||  