Produce a tuneful melody that complements the indicated chord arrangement.
'F', 'C7', 'F', 'C7', 'F', 'C7', 'F', 'Bb', 'F7', 'Bb', 'F7', 'Bb', 'F7', 'Bb', 'F7', 'Bb'  
X:1
L:1/8
M:2/4
K:F
 A/c/ |:"F" ff f/e/d/c/ |"C7" e2 z b | ee dd |"F" c2 z e/g/ |"C7" c'c' c'c' |1 b>g eg | b>g ec' | 
"F" a>g fA/c/ :|2"C7" b>g ec' | b>g ec' |"F" ff f2 |:[K:Bb]"Bb" fg fg |"F7" A2 c2 | fg fg | 
"Bb" B2 d2 | bc' bc' |"F7" b2 a2 | g2 a2 |"Bb" g2 f2 | fg fg |"F7" A2 c2 | fg fg |"Bb" B2 d2 | 
 bc' c'b |"F7" Pba g2 | g2 a2 |"Bb" bb/g/ .b2 :|  