Utilize the provided motif and the alphabetically represented musical sequence to craft an original musical composition.
X:1
L:1/4
M:3/4
K:F
['c f', 'g/ f']  
X:1
L:1/4
M:3/4
K:F
"^A""F" A2 c |"Bb" B2 d |"F" c3 | A c f |"C7" e3 | B e g |"F" f3/2 e/ f | c2 z | A2 c |"Bb" B2 d | 
"F" c3 | A c f |"C" e2 g |"G7" d2 e |"C" c3/2 c/ c | c z z"^B" |:"Bb" d3/2 b/ b | b2 d | 
"F" c3/2 a/ a | a g f |1"C7" e2 B | e2 d |"F" d c f | A3 :|2"C7" e2 d | c2 e |"F" f z"C7" e | 
[K:Bb]"F" f z z"^C" |:"Bb" d3 | f d f | b3 | d3 |"F7" c3/2 g/ f |1 e2 A |"Bb" B3/2 g/ f | d2 z :|2 
"F7" e d c |"Bb" (B3 | B) z z |]  