Compose a piece by incorporating the set musical pattern in its alphabetical form along with the given melodic subject.
X:1
L:1/8
M:4/4
K:Amix
['A f6- fe f a3 f3 d', 'f3 d']  
X:1
L:1/8
M:4/4
K:Amix
 A | f6- fe | f a3 f3 d | B6- BA | Bcde e3 A | f6- fe | f a3 f3 d B6- BA | Bcde e3 d |1 d8 | 
 d6- d :|2 d8- d6- dd |] B4 d3 e | e6 de | f3 g f3 d | Bd- d4- dB | B4 d3 e | e6 de | f2 fg f2 fd | 
 B2 BA B3 A | f6- fe | f a3 f3 d | B6- BA | Bcde e3 A | f6- fe | f a3 f3 d | B6- BA | Bcde e3 d | 
 d8- | d8 ||  