Compose a piece of music by integrating the assigned letter representation and provided tune.
X:1
L:1/8
Q:3/8=100
M:6/8
K:D
['f2 e', 'D2 F/E/ DFA AFD GBB B2 d']  
X:1
L:1/8
Q:3/8=100
M:6/8
K:D
 A | f2 e f2 e | dcB A2 F | G2 B F2 A | E2 A F2 D | f2 e f2 e | dcB Adc | BAG FGE | E3 D2 :: F/E/ | 
 DFA AFD | GBB B2 d | Ace ecA | dfa a2 g | fdB Bcd | ecA Adc | BAG FGE | E3 D2 :|  