Create a musical composition using the given alphabet-based notation and supplied motif.
X:1
L:1/16
M:2/4
K:G
['B2GB B2GB', 'g2g2 d2Bd', 'cBcA GAGF GABc dedc dedc BAGF GABc', '']  
X:1
L:1/16
M:2/4
K:G
 g2>a2 gaga | g2>a2 gaga | gfed edcA | B2GB B2GB | B2GB GBGB | A2FA A2FA | A2FA FAFA | B2GB B2GB | 
 B2GB GBGB | A2FA A2FA | A2FA FAFA :| G2Bd g2g2 | d2Bd g2g2 | e2ce g2g2 | e2ce g2g2 | d2Bd d2Bd | 
 d2Bd BdBd | c2Ac c2Ac | c2Ac AcAc | B2GB B2GB | B2GB GBGB | A2FA A2FA | A2FA FAFA | G2Bd g2g2 | 
 d2Bd g2g2 | e2ce g2g2 | agfg agfe | d2Bd g2g2 | agfg agfg | e2ce g2g2 | agfg agfe | d2GB B2GB | 
 B2GB GBGB | A2FA A2FA | A2FA FAFA | G2Bd g2g2 | d2Bd cBcA | BGBd g2g2 | d2Bd cBcA | G2g2- g2g2 | 
 d2Bd cBcA | BGBd g2g2 | d2Bd cBcA |: GAGF GABc | dedc dedc | BAGF GABc | dedc dcBA :| G8 ||  