Construct a musical piece by amalgamating the designated alphabetical representation and the supplied musical theme.
X:1
L:1/16
M:2/4
K:Emin
['B2GF EFGA B2GF E4 AGFA d2A2', 'B^c^de B2GF EFGA B2GF E4 AGFA d2A2', 'B2A2 d2A2', 'B^c^de f2e2 e2dc B2A2 d4 AGFA d2A2']  
X:1
L:1/16
M:2/4
K:Emin
|: B2GF EFGA | B2GF E4 | AGFA d2A2 | B2A2 B^c^de || B2GF EFGA | B2GF E4 | AGFA d2A2 | F2E2 E2 z2 :: 
 f2e2 e2dc | B2A2 d2A2 | B2A2 d2A2 | B2A2 B^c^de || f2e2 e2dc | B2A2 d4 | AGFA d2A2 | F2E2 E2 z2 :|  