Create a musical composition using the given alphabet-based notation and supplied motif.
X:1
L:1/8
M:4/4
K:C
['GFEG FE C2 EFGA _B3 c dcBd', 'BcGF ECEG']  
X:1
L:1/8
M:4/4
K:C
|: GFEG FE C2 | EFGA _B3 c | dcBd cB G2 | Bcdf ecdB | GFEG FE C2 | EFGA _B3 c | dcBd cBGE | 
 FDB,D C4 :: cdef gcac | BcGF ECEG | Add^c defg | ad d2 adfa | g2 ec gcec | BcGF ECEG | FAdc Bcdc | 
 BGFD C4 :|  