Compose a song based on the given alphabetical pattern and musical motif.
X:1
L:1/8
M:2/4
K:D
['B2 d2']  
X:1
L:1/8
M:2/4
K:D
 AA/F/AB/d/ | A2 A2 | BB/d/ee/d/ | B2 d2 | A A2 B | e>edB | A>Bde/d/ | B2 d2 | AFAB/d/ | A2 A2 |]  