Create a musical composition following the given alphabetical pattern and incorporating the provided motif.
X:1
L:1/8
Q:1/2=90
M:4/4
K:Bb
['F2 B4 BcdB c4 F2 f2 d2', 'f6 f2 c4 c3 d e4 d4']  
X:1
L:1/8
Q:1/2=90
M:4/4
K:Bb
 F2 | B4 BcdB | c4 F2 f2 | d2 cB c2 BA | B2 cB A2 GF | Bc d2 (ed)(cB) | f6 :: f2 | c4 c3 d | 
 e4 d4 | d2 d2 (cB)(AG) | d6 cd | e2 (dc) d2 (cB) | f2 c2 F2 c2 | f2 d2 (ed)(cB) | B6 :|  