Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
M:6/8
K:F
['G2 b gfe']  
X:1
L:1/8
M:6/8
K:F
 C |"F" FAc fef |"C" g>fe"F" f3 | FAc"Bb" f>ed |"F" c>BA"C" G2 A |"F" FAc fef |"C" gfe"F" fga | 
"C" g>fe"F" fed |"C" cBA G2 :: b |"F" agf"C" gfe |"F" fcA F2 b | agf"C" gBA |"Bb" B>AB"C" G2 b | 
"F" agf"C" gfe |"Bb" fed"F" cBA |"Bb" Bdg"F" Acf |"C" ede"F" f2 :|  