Construct a musical piece by amalgamating the designated alphabetical representation and the supplied musical theme.
X:1
L:1/8
Q:1/2=60
M:2/2
K:D
['e2 d2', 'E2 A2 AA AcBA A^GAB A2 AB']  
X:1
L:1/8
Q:1/2=60
M:2/2
K:D
 A2 dd dgfe | dcde d2 de | f2 f2 fagf | fefg f2 fg | a2 AA Aagf | g2 AA Agfe | fefg fagf | 
{f} e6 (cd) | edef e2 fe | dcde c2 B2 | c2 (fg) e2 d2 | c2 (ef) e2 d2 | 
 (3(cBA) (3(dcB) c2"^tr" B2 | A2 AAAA A2 ||"^2" E2 | A2 AA AcBA | A^GAB A2 AB | c2 cc cedc | 
 cBcd"^tr" c2 cd | e2 EE Eedc | d2 EE EdcB | cBcd cedc |{c} B6 fg | a2 AA Aagf | g2 AA Agfe | 
 fefg fagf |{f} e6 fg | gfga (g/a/b) ag | fefg (f/g/a) ag | fgab"^tr" f2 e2 | d2 d ddd"^1" d2 |]  