Create a musical composition adhering to the provided thematic and alphabetical guidelines.
X:1
L:1/8
M:6/8
K:D
['', 'dBB B2', 'fbb faa']  
X:1
L:1/8
M:6/8
K:D
 A |: FAA dAA | BAB dAG | FAA Afe | dBB B2 A | FAA dAA | BAB def | gfe dfe |1 dBB B2 A :|2 
 dBB B2 g |: fbb faa | fef deg | fbb faa | fed e2 g | fbb faa | fef def | gfe dfe | dBB B2 g :|  