Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
M:2/2
K:F
['A/B/c fc', 'A/B/ cFAF']  
X:1
L:1/8
M:2/2
K:F
 B | A/B/c fc dcfc | A/B/c fc dcdf | A/B/c fc cf/g/ ag | fdcA F3 :: A/B/ | cFAF cFBd | 
 cF d/c/B/A/ G3 A/B/ | cFAF faga | fdcA F2 :|  