Create a musical composition adhering to the provided thematic and alphabetical guidelines.
X:1
L:1/8
M:4/4
K:D
['fAdf abaf', 'B2 dB']  
X:1
L:1/8
M:4/4
K:D
|: fAdf abaf | gBeg b2 ag | fAdf abaf | edcd efge | fAdf abaf | gBeg b2 ag | fAdf edce |1 
 (3ded ce d2 ag :|2 (3ded ce d4 |: B2 dB A3 d | B2 dB A3 d | B2 dB A2 de | f2 df efdc | 
 B2 dB A3 d | B2 dB A2 de | f2 df (3efe dc |1 dfec d4 :|2 dfec d4 ||  