Compose melodies based on the specified pattern and provided motif.
X:1
L:1/8
M:4/4
K:Bb
['b3 f dfdB']  
X:1
L:1/8
M:4/4
K:Bb
 b3 f dfdB | edcB AcAF |{B} b3 f dfdB | ecBA B2 B2 | c3 e edcB | gfed cAGF | c3 e defg | 
 ecBA B2 B2 :|  