Create a composition using the given motif and incorporating the alphabet-based structure.
X:1
L:1/8
Q:1/4=120
M:2/2
K:Bb
['(BF) (dB) fdbf ecAc BAGF GEDE', 'DFBF (DF) (Bd) BAGF GABc defg agf=e']  
X:1
L:1/8
Q:1/4=120
M:2/2
K:Bb
 (BF) (dB) fdbf | ecAc BAGF | GEDE ABcd |"_semi-quavers in MS" efgB A4 | (BF) (dB) fdbf | 
 ecAc BAGF | GEDE Acde | ecBA B4 :| DFBF DFBF | (DF) (Bd) BAGF | GABc defg | agf=e f4 | babf gfed | 
 efgB BAGF | GEDE ABcd | ecBA B4 :|  