Compose a piece by incorporating the set musical pattern in its alphabetical form along with the given melodic subject.
X:1
L:1/4
M:4/4
K:G
['B/A/ G', 'B d', 'g g/e/ d']  
X:1
L:1/4
M:4/4
K:G
|: d2 B/A/ G | B/A/ G B d | B/A/ G B d | c A A2 | B d B/A/ G | B d d2 | c e d3/2 c/ | B G G2 :: 
 d/c/ | B d d3/2 d/ | e c d3/2 c/ | B d d B | c A A d/c/ | B d d3/2 d/ | e c d3/2 c/ | 
 B d A3/2 B/ | A G G :: d | g g/e/ d B/d/ | g g/e/ d B | g g/e/ d B/d/ | c A A d | g g/e/ d B/d/ | 
 g g/e/ d B | c e d3/2 c/ | B G G :|  