Construct a musical piece by amalgamating the designated alphabetical representation and the supplied musical theme.
X:1
L:1/8
M:4/4
K:D
['fdAf dAfA', 'gecd eAce']  
X:1
L:1/8
M:4/4
K:D
 fdAf dAfA | BddA Bdeg | fdAf dAfA | Bdef g2 a2 | fdAf dAfA | BddA Bdeg | afAa gecd | eAce d4 || 
 a4 adfa | gecd eAce | fadf adfd | fAcd e2 g2 | a4 adfa | gecd eAce | afAa gecd | eAce d4 ||  