Create a musical composition employing the given alphabetic structure and melodic theme.
X:1
L:1/8
M:4/4
K:none
['f2 e>Ae>c', 'a>gf>e f>ga>f e>ca>c']  
X:1
L:1/8
M:4/4
K:none
 f | e>Ac>A c>e f2 | e>Ae>c B>BB>f | e>Ac>A c<e a2 | A<Ac>B A>AA>f | e>Ac>A c<e f2 | 
 e>Ae>c c>BB>c | A<ef<e A<ea<e | A<Ac>B A>AA || g | a>gf>e f>ga>f | e>ca>c B>BB>g | a>gf>e f>ga>e | 
 A<Ac>B A>AA>g | a>gf>e f>ga>f | e>ca>c B>BB>c | A>ef>e A<ea<e | A<Ac>B A>AA |]  