Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
M:2/4
K:D
['A>B Ad e>d BA d>e fa', 'e>d BA d>e fa']  
X:1
L:1/8
M:2/4
K:D
 e | A>B Ad | e>d BA | d>e fa | fe ef | A>B Ad | e>d BA | d>e fa | fd d :: g | a>f df | e>d BA | 
 d>e fa | fe eg |1 a>f df | e>d BA | d>e fa | fd d :|2 A>B Ad | e>d BA | d>e fa | fd d ||  