Create melodies following the prescribed musical framework.
Only One Section  
X:1
L:1/8
M:2/4
K:Bb
"Bb" df bf |"F7" e/f/e/d/ c2 | c'c' c'>a |"Bb" b/a/b/c'/ d'2 | df bf |"F7" e/f/e/d/ c2 | 
 c'c' c'>a |"Bb" bb b z |]  