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
['G2 BG E2 D2 GABc d4']  
X:1
L:1/8
M:4/4
K:G
 G2 BG E2 D2 | GABc d4 | e2 ee edBd | e4 d4 | G2 BG E2 D2 | GABc d4 | edBG A2 BA | G6 z2 ||  