Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
M:6/8
K:G
['', 'B>AB G2 D', 'B2 d ded']  
X:1
L:1/8
M:6/8
K:G
 A |: B>AB G2 D | G>AG GBd | cBA GFG | Ade dcA | B>AB G2 D | GAG GBd | gfe dcB | AFA cBA :: 
 B2 d ded | dBd gdc | B2 d ded | ece afd | B2 d ded | ded def | gfe dcB | AFA cBA :|  