Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
M:2/4
K:G
['dg Bd AA/B/', 'B/c/d/e/ d/B/c/A/ BG', 'B/B/B/B/ Bd dc c/B/c']  
X:1
L:1/8
M:2/4
K:G
 dg Bd | AA/B/ cA | fa df | gG/A/ BA/G/ | dg Bd | AA/B/ cB/A/ | fa df | gg g2 :| 
 B/c/d/e/ d/B/c/A/ | BG GF/G/ | AE FD | BG G/F/G | B/c/d/e/ d/B/c/A/ | BG G/F/G | AE FD | 
 GG/F/ G2 :| B/B/B/B/ Bd | dc c/B/c | A/A/A/A/ Ac | cB BD | B/B/B/B/ Bd | dc c/B/c | A/B/c/d/ eF | 
 GG G2 :|  