Develop a musical composition using the alphabetic representation of the specified sequence and incorporating the given motif.
X:1
L:1/16
M:2/4
K:Eb
['BGBG G4']  
X:1
L:1/16
M:2/4
K:Eb
 B2B2c2ce | efcB G4 | B2B2c2ef | c2 c6- | c6 ec | B2B2c2>e2 | BGBG G4 | B2B2cBce | BGBG G4 | 
 B2B2c2ce | efcBGBGF | E2ECE2F2 | GBBG F6 EC | F2FEF2GB | F2F2 z4 |]  