Compose a piece of music following the given alphabetical representation of the musical structure and the provided motif.
X:1
L:1/8
Q:1/2=80
M:2/2
K:G
['G/G/G BG']  
X:1
L:1/8
Q:1/2=80
M:2/2
K:G
 G/G/G BG dGBG | G/G/G BG g2 G2 | A/A/A cA eAcA | A/A/A cA a2 A2 | G/G/G BG FDEF | G/G/G BG cdef | 
 gb/a/ ge dgdB | cABc BG G2 |:  