Create music using the specified musical structure and the provided theme.
X:1
L:1/8
M:4/4
K:D
['a2 fa bafb']  
X:1
L:1/8
M:4/4
K:D
 ABdf efdB | AF F2 EDEF | ABdf efdf | afeg fddB | ABdf efdB | AF F2 EDEF | ABdf efdf | afef defg | 
 a2 fa bafb | a2 fd edBd | a2 fa bafb | afef defg | a2 fa bafb | a2 fd edBd | A2 FA ABdf | 
 afef d4 |]  