Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
M:2/4
K:F
['a2 ge', 'eg ag fd/e/ fd', 'cf ef ef af']  
X:1
L:1/8
M:2/4
K:F
 f/g/ | a2 ge | fA dc | BA/G/ cB | AB/c/ d/e/f/g/ | a2 ge | fd/e/ fd | ca ge | f2 z |] !fermata!z | 
 eg ag | fd/e/ fd | ec/d/ ec | d=B/c/ dg | eg ag | fd/e/ fd | ec/e/ d=B | c2"^D.C." z |] c | 
 cf ef | ef af | gc ec | c'c ec | cf ef | ef af | gc/f/ ec | f2"^D.C." z |]  