Construct a musical piece by amalgamating the designated alphabetical representation and the supplied musical theme.
X:1
L:1/8
M:9/8
K:D
['d2 B', 'f2 d']  
X:1
L:1/8
M:9/8
K:D
|:"D" d2 B AFA AFA | d2 B AFD"A7" E2 c |"D" d2 B AFA AFA |"G" d2 B"A7" AFA"D" D3 :| 
"D" f2 d faf"A7" ecA |"D" f2 d faf"A7" e2 g |"D" f2 d faf"A7" ecA |"G" d2 B"D" AFA"A7" E3 || | 
"D" f2 d faf"A7" ecA |"D" f2 d faf"A7" e2 g |"D" f2 d faf"A7" ecA |"G" d2 B"A7" AFA"D" D3 |]  