Develop musical pieces that conform to the specified format and include the suggested musical theme.
X:1
L:1/8
M:12/8
K:D
['', 'aba f2 e', 'aba f2 e'  
X:1
L:1/8
M:12/8
K:D
 d |: d2 A BAB def a2 f | aba f2 e dBB gfe | dAA BAB def a2 f |1 aba f2 e edc dfe :|2 
 aba f2 e edc d2 |: e | faa fab afe fef | aba f2 e dBB gfe | dAA BAB def a2 f |1 
 aba f2 e edc d2 :|2 aba f2 e edc dfe ||  