Compose a piece of music utilizing the given alphabet sequence and motif.
X:1
L:1/16
Q:1/4=90
M:2/4
K:G
['B2GG B2A2', 'dc B2d2c2e2', 'dc BcdB cdec ABcA BcdB GABG cBAG']  
X:1
L:1/16
Q:1/4=90
M:2/4
K:G
"^NB1" dc |"_There may be a bar missing from the manuscript" B2GG B2A2 | G2EE DAAG | E2A2A2 dc | 
 B2GG B2A2 | G2E2E2G2 | D2G2G2A2 | B2G2"^NB2" G2 :: dc | B2d2c2e2 | B2c2B2d2 | G2AB cBAG | 
 E2A2A2 dc | B2d2c2e2 | A2c2B2d2 | G2AB cBAG | D2G2"^NB2" G2 :: dc | BcdB cdec | ABcA BcdB | 
 GABG cBAG | E2A2A2 dc | BcdB cdec | ABcA BcdB | GABG cBAG | D2G2"^NB2" G2 :|  