Construct a musical piece by amalgamating the designated alphabetical representation and the supplied musical theme.
X:1
L:1/8
M:4/4
K:A
['AF F2 EFAB cFAc', 'AF E2 EF FA A2']  
X:1
L:1/8
M:4/4
K:A
|: ecBc AF F2 | EFAB cFAc | deec ef f2 | fecA B2 fe | ceBc AF F2 | EFAB cFAc | defa fecf |1 
 ecBc A3 f :|2 ecBc A2 AF || E2 EF FA A,2 | CEEC EF G/A/B | ceec ef f2 | fecA B2 AF | E2 EF FA A2 | 
 cecA BAFA | feec efag | f/e/d cB A2 AF | E2 EF FA A2 | ceec BAFA | ceec ef f2 | fecA B/=c/^c AF | 
 E2 EF FA A2 | cecA EF A/B/c | defa fecf | ecBc A4 ||  