Create a musical composition incorporating the given motif following the designated alphabetical pattern.
X:1
L:1/8
Q:1/8=128
M:4/4
K:A
['A>B c>B']  
X:1
L:1/8
Q:1/8=128
M:4/4
K:A
|: E | E>F A>B c>B A>F | E>F A>B c>B B>c | A,>A A>B c>B A>F | E>F A>E C<A, A,E | E>F A>B c>B A>F | 
 E>F A>B c>B B>c | A,>A A>B c>B A>F | E>F A>E C<A, A,f | e>a f<a e<a A<a | c>e a>e f<B B>f | 
 e>a f<a e<a A<a | C>E A>B c<A A>f | e>a f<a e<a A<a | c>e a>e f<B B<d | c/e/a B/d/g A/c/f G/B/e | 
 (3(FBd) (3(GBe) c<A A :|  