Construct a musical piece by amalgamating the designated alphabetical representation and the supplied musical theme.
X:1
L:1/16
Q:1/4=80
M:2/4
K:D
['e2e>f e2e>f', 'g2g>f g2g>f', '(cBAG) (FGAB)', '.c2.d2.e2.f2 .g2.f2.e2.d2 .c2.d2.e2.f2 .g2.f2 e4 (ABcd) (cBAG)']  
X:1
L:1/16
Q:1/4=80
M:2/4
K:D
 d2d>e d2d>e | d2d>e gfed | e2e>f e2e>f | e2e>f agfe | f2f>g f2f>g | f2f>g | bagf | e2e>d e2e>d | 
 efge cABc | d2d>e d2d>e |"^Possibly a bar missing" d2d>e gfed | e2e>f e2e>f | e2e>f agfe | 
 f2f>d a2>g2 | fede f2e2 | d2d2 d4 :: a8 | a2f2b2a2 | g2g>f g2g>f | g2g>f g4 | g8 g2e2a2g2 | 
 f2f>e f2f>e | f2fe f4 :: (ABcd) (cBAG) | (FGAB) (AGFD) | d2d2e2e2 | f2f2 e4 | (ABcd) (cBAG) | 
 (FGAB) (AGFE) | d2e2f2e2 | d2d2 d4 :: .c2.d2.e2.f2 | .g2.f2.e2.d2 | .c2.d2.e2.f2 | .g2.f2 e4 | 
 (ABcd) (cBAG) | (FGAB) AGFE | d2e2f2e2 | d2d2 d4 :|  