Compose a piece by incorporating the set musical pattern in its alphabetical form along with the given melodic subject.
X:1
L:1/4
M:2/2
K:D
['d B A F A/B/A/F/ A F/A/']  
X:1
L:1/4
M:2/2
K:D
|: f/e/ |"D" d B A F | A/B/A/F/ A F/A/ | d d f/e/d/e/ |"A7" f e e/g/f/e/ |"D" d B A F | 
 A/B/A/F/ A F/A/ |"G" d c/d/"A7" e d/e/ |"D" f d d :: d/e/ |"D" f e f g |"B7" a b/a/ g f | 
"Em" e b b a |"A7" b e e f/e/ |"D" d B A F | A/B/A/F/ A F/A/ |"G" d c/d/"A7" e d/e/ |"D" f d d :|  