Compose music using the given motif and the alphabetically represented musical sequence.
X:1
L:1/8
M:2/4
K:Bb
['Bc dc/B/ AG F2 BB cd |1', 'f2 ff fg/f/ |1 ed dc :|2']  
X:1
L:1/8
M:2/4
K:Bb
 Bc dc/B/ | AG F2 | BB cd |1 df dc :|2 e/d/c B2 |: de ff | de f2 | ff fg/f/ |1 ed dc :|2 ed c2 |]  