Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
M:2/4
K:A
['dB A2']  
X:1
L:1/8
M:2/4
K:A
 A/A/ |"A" Ac eA/A/ |"D" df ag/f/ |"A" e>c"^(F#m)" Ac |"Bm" B2-"E7" BA/A/ |"A" Ac eA/A/ | 
"D" df ag/f/ |"A" e>c"E" dB |"A" A2 A :| e/e/ |"A" aA ce |"D" fd df |"A" e>c"^(F#m)" Ac | 
"Bm" B2-"E7" Be/e/ |"A" aA ce |"D" f[ad] df |"A" e>c"E" dB |"A" A2 A |] e/e/ |"A" aA ce | 
"D" f[ad] df |"A" e>c"^(F#m)" Ac |"Bm" B2-"E7" B[eA]/[cA]/ |"A" A/B/c/d/"A7" ec/A/ | 
"D" d/e/f/g/ ag/f/ |"A" e>c"E" dB |"A" A2 A |]  