Construct a musical piece by amalgamating the designated alphabetical representation and the supplied musical theme.
X:1
L:1/8
M:2/4
K:D
['d3 e']  
X:1
L:1/8
M:2/4
K:D
 f4- | f4 | BBBA | B>AFF | A>ABe | d4- | d3 e | B/A/B/d/ A2- | A4 | A>B d2 | FE/F/AF | E>F E2 | 
 f>ed/e/f | B/d/B/d/F/F/A | F>ABd | AA/B/ A2 | F2 d2- | d3 e | F A2 F/E/ | D>EF/E/F/A/ | B,4- | 
 B,2 EF | A F2 A/B/ | d3 D | E4- | E4 |]  