Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
M:4/4
K:G
['agab g2 dB gedB dgfg e2 ge', 'BdAG EGcd BGDG BAAG ABGF E2 GD']  
X:1
L:1/8
M:4/4
K:G
|: agab g2 dB | gedB dgfg | e2 ge dBGA | BAAG ABGF | EFGA DGBd | BAdB GABd | cdeg gedc |1 
 BgdB Aefg :|2 BgdB ABGF |: E2 GD EDB,A, | G,GGA BdAG | EGcd BGDG | BAAG ABGF | E2 GD EFGA | 
 AGdB GABd | cdeg dBGA |1 B2 dB ABGF :|2 BgdB Aefg ||  