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:6/8
K:G
['b3 a3 gfg B3 cBc', 'DFA DFA']  
X:1
L:1/8
M:6/8
K:G
 b3 a3 | gfg B3 | cBc ABc | ed^c d3 | b3 a3 | gfg B3 | cBc DFA | G3 G3 :|[K:D] DFA DFA | DFA a3 | 
 gfg ABc | ecB AFE | DFA DFA | DFA a3 | gfg Ace | d3 d3 :|  