Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
M:3/4
K:F
['c2 A2 B2']  
X:1
L:1/8
M:3/4
K:F
 c2 A2 B2 | c2 A2 B2 | cc f3 c | cB A4 | GA B3 G | Ad c2 c2 | fc B2 A2 | AG F4 |]  