Create a musical composition following the given chord progression.
'Bb', 'F7', 'Bb', 'F7', 'Bb', 'Bb', 'F7', 'Bb', 'F7', 'Bb', 'F7', 'Bb', 'F7', 'Bb'  
X:1
L:1/8
Q:1/4=58
M:5/4
K:Bb
"^A" F2 D/F/B/c/"Bb" d4"F7" c2 |[M:6/4]"Bb" B2 F>F F3 B d2 f2 |"F7" c2 FF F4 A2 c2 | 
[M:4/4]"Bb" B2 FF F4 |"Bb" D/F/B/c/ d4"F7" c2 |[M:6/4]"Bb" B2 F>F F3 B d2 f2 | 
"F7" c2 FF F3 e d2 c2 |"Bb" B8 z4 |]"^B" B,2 D2 |[M:4/4]"F7" F3 E C2 c2 | F3 F F3 e | 
[M:5/4]"Bb" d2 FF F2 B,2 D2 |[M:4/4]"F7" F3 E C2 c2 | F3 F F2 d2 |"Bb" B6 |]  