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:D
['F3 A FEDE FAAB AFED d2 (3efg']  
X:1
L:1/8
M:4/4
K:D
 F3 A FEDE | FAAB AFED | d2 (3efg fdec | dBAF BEEG | F3 A FEDE | FAAB AFED | d2 (3efg fdec |1 
 dBAG FDDE :|2 dBAG FDFA | d2 AG FDFA | dfaf gfeg | fAdf eAce | dfed cA A2 | BEGB ADFA | 
 dfaf gfed | (3Bcd ec dBAG | FAEA D4 :|  