Compose a piece by incorporating the set musical pattern in its alphabetical form along with the given melodic subject.
X:1
L:1/8
M:4/4
K:G
['B2 dB', 'ea a2 bagb agef gede']  
X:1
L:1/8
M:4/4
K:G
 B2 dB cAGE | G3 A GEDB, | DEGA BAGA | B2 dB cAFA | B2 dB cAGE | GBAF GE D2 | g2 fg egdB | 
 DEGA BG G2 :| ea a2 bagb | agef gede | gedB GABd | egdB BA A2 | ea a2 bagb | agef gede | 
 g2 fg egdB | DEGA BG G2 :|  