Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/4
Q:1/2=100
M:3/2
K:D
['(A F)', 'd3 e']  
X:1
L:1/4
Q:1/2=100
M:3/2
K:D
 F2 (A F) (E D) | B3 c B2 | (A d) (A F) (A F) | E3 F G2 | F2 (A F) (E D) | B3 c d2 | 
 (d/e/ f) (e c) (B A) | A3 B c2 || c2 (e c) (d e) | f3 g f2 | (e a) (e d) (B A) | d3 e d2 | 
 B2 (G B) (e B) | c3 B A2 | d2 (A F) (E D) | d3 e f2 |]  