Design a composition that incorporates the specified motif and follows the alphabet-based organization.
X:1
L:1/8
Q:1/2=100
M:4/4
K:Bb
['', 'A2 c2 B2', 'B/A/ B3']  
X:1
L:1/8
Q:1/2=100
M:4/4
K:Bb
 BA |: B2 d2 c2 e2 | A2 c2 B2 d2 | edcB cd e2 | d2 cB AG ^F2 | G2 AB A2 c2 | B2 GA Bcde | 
 d2 cB ABc^F | G2 D2 B,2 G,2 :: g3 f/g/ a3 g/a/ | b3 a/g/ a3 B/A/ | B3 A/B/ c3 B/A/ | 
 B3 A/G/ ^F2 D2 | B,2 D2 G2 GB | dBdf d2 B2 | g2 d2 edcB | (cA)(B^F) G2 G,2 :|  