Assemble a musical composition that combines the featured motif and conforms to the defined alphabetical form.
X:1
L:1/8
M:4/4
K:F
['B c A']  
X:1
L:1/8
M:4/4
K:F
 |"C" f B |"F" c A |"C" c B |"F" c A |"C" f B |"F" c A |"C" c B |1"F" f4 A4 :|2"F" f4 A4 c2 :| 
[K:F]"F" AdcA dc A2- | Acfc acfA |[K:F]"F" AdcA dc A2- | Acfc acfA |"F" AdcA dc A2 | 
"C" =Bcec gc_b=B |"C" =Bcec gc_b=B |"C" g2 B2 f4 A4 :|  