Craft a musical composition that incorporates the supplied alphabet sequence and motif.
X:1
L:1/8
M:2/4
K:C
['a/g/^f/g/ ag', 'f/A/c/f/ .a2 c/A/c/f/ a/c/f/a/ .b2 c/B/c/e/ g/c/e/g/']  
X:1
L:1/8
M:2/4
K:C
"C" e>g a>g |"G7" .f2 !>!B2 | fg b>a |"C" .g2 c2 | e>e fe |1"Dm/F" ed A2 |"G7" d>d ed | 
"C" dc G2 :|2"Dm/F" db a2 |"G7" gf ed |"C" ce c z ||"C" a/g/^f/g/ ag |"G7" .f2 !>!B2 | 
 a/g/^f/g/ ag |"C" .e2 c2 | gc' d'>c' |"G7" c'b b2 |"F" ba a>b |"C" ag g2 | a/g/^f/g/ ag | 
"G7" .f2 !>!B2 | a/g/^f/g/ ag |"C" .e2 !>!c2 | e>e fg |"Dm/F" ba d2 |"G7" gb/a/ g/f/e/d/ | 
"C" ce c z |:[K:F]"F" c/F/A/c/ f/A/c/f/ | .a2 !>!f2 | c/A/c/f/ a/c/f/a/ |"C7" .b2 !>!e2 | 
 c/B/c/e/ g/c/e/g/ |1 ba ga | gf ed |"F" ca f2 :|2 ba g>f | ed/c/ =B/c/d/e/ |"F" fa f z |]  