Compose a piece of music following the given alphabetical representation of the musical structure and the provided motif.
X:1
L:1/8
M:6/8
K:Bb
['F B2 B Bcd B3 GAB c2', 'f2 e']  
X:1
L:1/8
M:6/8
K:Bb
 F | B2 B Bcd | B3 GAB | c2 B AFA | B3 z2 F | B2 B Bcd | B3 GAB | c2 B AFA | B3 z2 || e | 
 d2 c cde | f3 g2 f | f2 e dcd | e3 d2 e | f2 e dec | B3 GAB | c2 B AFA | B3 z2 ||  