Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
M:3/8
K:C
['B/A/Gc d2 f', 'd2 c']  
X:1
L:1/8
M:3/8
K:C
 c | B/A/Gc | d2 f | e/d/cd | edc | B/A/Gc | d2 f | e/d/ce | d2 :: c | de/f/g | edg | a/g/fe | 
 d2 c | d/e/fd | ecd | e/d/cB | c2 :|  