Construct a musical work that combines the specified musical pattern's alphabetical representation and the given melodic motif.
X:1
L:1/8
M:4/4
K:D
['', 'f B2', 'afdf afdf', 'f B2']  
X:1
L:1/8
M:4/4
K:D
 a2 g2 |: f B2 A Bfaf | gfed cdeg | f B2 ABfaf |1 gfeg f B2 g |]: |2 gfeg f B2 e :| fdBd fdBd | 
 fdBd ecAc | fdBd fdfg |1 fedc d B2 e |]: |2 fedc d B2 d :| afdf afdf | gfed cdeg | afdf afdf | 
 agfa f B2 d | afdf afdf | gfed cdeg | f z Bc dfaf | gfeg f B2 g |: f B2 A Bfaf | gfed cdeg | 
 f B3 d faf | gfeg f B2 d :|  