Compose a musical piece using the designated musical pattern's alphabetic representation and the assigned melodic theme.
X:1
L:1/8
M:2/2
K:D
['AFDE FE E2 ABdf efdf afeg', 'fa a2']  
X:1
L:1/8
M:2/2
K:D
 ABdf efdB | AFDE FE E2 | ABdf efdf | afeg fdBd | ABdf e2 dB | AFDE FE E2 | ABdf efdf | 
 afeg fd d2 || fa a2 fb b2 | afef dB B2 | fa a2 fabf | afef defg | fa a2 fabf | afdf dB B2 | 
 A2 FA ABdf | afeg fd d2 ||  