Create a musical composition using the provided motif and the alphabet representation of the specified sequence.
X:1
L:1/8
M:2/4
K:Bb
['f2 dc BcBG F4']  
X:1
L:1/8
M:2/4
K:Bb
 Bcfd | c4 | f2 dc | BcBG | F4 | B2 cc | f2 dc | BcBG | F4 | BB/B/BF | GAGF | FG/G/FD | C4 |]  