Compose a piece featuring the specified motif and using an alphabet-based arrangement.
X:1
L:1/8
M:2/4
K:D
['Af Af ed A2 B/c/d ef ag', 'DF d>d cB B/A/B']  
X:1
L:1/8
M:2/4
K:D
 Af Af | ed A2 | B/c/d ef | ag g2 | Bg Bg | gf f>f | ed cB | Aa a2 :: DF d>d | cB B/A/B | 
 E/F/G/A/ B>c | BA A/B/A | DF d>d | cB B/A/B | g/f/e Bc | ed d2 :|  