Create a musical composition using the given alphabet-based notation and supplied motif.
X:1
L:1/8
M:4/4
K:C
['B2 c<Ae>A', '(3efg d>G B2 A<ae>a']  
X:1
L:1/8
M:4/4
K:C
 a | c<Ae>A dG B2 | c<Ae>A cAea | c<Ae>A d>G B2 | c<Ae>A c2 B<a | c<Ae>A dG B2 | c<Ae>A cAea | 
 cAeA dG B2 | c<Ae>A c2 Bc || A<a (3efg d>G B2 | A<ae>a caea | ca (3efg d>G B2 | A<ae>a c2 Bc | 
 A<a (3efg dG B2 | A<ae>f g>ea>e | g>ag>e d>GB>g | a>eg>e a3 ||  