Create a composition using the given motif and incorporating the alphabet-based structure.
X:1
L:1/8
Q:1/4=115
M:4/4
K:Bb
['B2 B>B', 'AFGA B2 B>B BABc', 'B2 (fg/a/) b2 b>b (ba)(ba) gfed cde^e']  
X:1
L:1/8
Q:1/4=115
M:4/4
K:Bb
 F2 | B2 B>B (BA)(Bc) | dGcB (AF)(GA) | B2 B>B (BA)(Bc) | d2 c2 B2 z F | B2 B>B BABc | dGcB AFGA | 
 B2 B>B BABc | d2 c2 B2 :: .b | .a.g.f.e .d.c.B.b | .a.g.f.e .d.c.B.b | agfe edef | gGcB AFGA | 
 B2 B>B BABc | dGcB AFGA | B2 B>B BABc | d2 c2 B2 :| (fg/a/) | b2 b>b (ba)(ba) | gfed cde^e | 
 f2 f>f f=efg | a2 g2 f2"^crotchet in ms" z d | e2 ee edef | gGcB AFGA | B2 B>B BABc | d2 c2 B2 |]  