Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/4
Q:1/4=100
M:4/4
K:Ab
['A2 F E c']  
X:1
L:1/4
Q:1/4=100
M:4/4
K:Ab
"Ab" A"^(Eb7)" c/>B/"^(Ab)" A E | A"^(Eb7)" c/>B/"^(Ab)" A2 |"Db" F A"Ab" E c | 
"Eb7" c/B/ A/G/"Ab" A2 |"Db" d F"Ab" E A |"Eb7" c/B/ A/G/"Ab" A2 |"Db" F A"Ab" E c | 
"Eb7" B G"Ab" A2 |]  