Create a musical composition adhering to the provided thematic and alphabetical guidelines.
X:1
L:1/8
M:4/4
K:D
['A2 FA', 'afef d B3']  
X:1
L:1/8
M:4/4
K:D
 A2 FA d f3 | dfef d B3 | A2 FA dfec | dBAF AD D2 :| faab afdf | afef d B3 | fb b2 bafa | 
 b2 af fe e2 | bf f2 afef | afef d B3 | A2 FA dfec | dBAF AD D2 :|  