Compose a musical piece using the designated musical pattern's alphabetic representation and the assigned melodic theme.
X:1
L:1/8
M:4/4
K:Edor
['eBBA B3 c dBA=c BAGF EDB,D G2', 'efgf eB B2 gB B2 defg afdf']  
X:1
L:1/8
M:4/4
K:Edor
|: eBBA B3 c | dBA=c BAGF | EDB,D G2 FG | EDB,E DB, A,2 | B,EED EDB,D | GEED EFGA | (3Bcd ed Bdgb | 
 afdf efgf :: eB B2 gB B2 | defg afdf | g2 bg fgaf | edef edBd | afdf edBc | dBAF AFDF | 
 EG=cA Bdgb | afdf efgf :|  