Create music using the given musical theme and adhere to the outlined letter-based structure.
X:1
L:1/8
Q:1/8=120
M:2/4
K:D
['', 'AD FD', 'fd bd']  
X:1
L:1/8
Q:1/8=120
M:2/4
K:D
 d/B/ |: AD FD | FA d>B | AD FD | BE E>B | AD FD | FA F>A | AB de | fd d>B :| AB de | fd bd | 
 fa af | gf e>f | ge be | fd bd | A>B de | fd d>B | AB/e/ fd | bd fd | fa a>f | gf e>f | f>g fe | 
 dB AF | AB de | fd !fermata!d2 |]  