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
['d B']  
X:1
L:1/8
M:2/4
K:G
 B2 e d | B B A G | B2 e d | B B A E | G4 | d3/2 g/ e d | B3/2 d/ A E | G4 | G G E D | 
 d d B A/ A/ | G A d B | A4 | d d B d | F E D2 | d A/ B/ A/ G/ F/ E/ | D4 | B3/2 g/ e d | B B B B | 
 d d B d | F E D2 | d A/ B/ A/ G/ F/ E/ | D4 |]  