Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
Q:1/4=140
M:2/2
K:D
['A2 B2 AF DFAd c2 BA B2', 'a2 b2 af df a2 a2 gf']  
X:1
L:1/8
Q:1/4=140
M:2/2
K:D
|: A2 |"D" B2 AF DFAd |"A7" c2 BA B2 ed | cdef gece | edcB A2 A2 |"D" B2 AF DFAd | 
"A7" c2 BA B2 ed | cdef gece | e2 dc"D" d2 :: a2 |"D" b2 af df a2 |"A7" a2 gf g2 ef | gfed cdef | 
 g2 fe"D" f2 a2 | b2 af df a2 |"A7" a2 gf g2 ef | gfed cdef | e2 dc"D" d2 :|  