Compose a piece featuring the specified motif and using an alphabet-based arrangement.
X:1
L:1/8
M:2/4
K:Bb
['Bd/d/ dd ed/d/ dd gf dB .F2', 'd2 f>e d2 B2', 'G>A B2 z B c2 A>c B3']  
X:1
L:1/8
M:2/4
K:Bb
"Bb" Bd/d/ dd | ed/d/ dd | gf dB |"F7" .F2 .F2"^A" |:"Bb" FB BB |"F7" AB c2 | Fc cc |"Bb" Bc d2 | 
 FB BB |"F7" AB c2 | !>!f2 (3edc |"Bb" BB B z ::"^B""Bb" d2 f>e | d2 B2 |"F7" Ac c2 |"Bb" Bd d2 | 
 d2 f>e | d2 B2 |"F7" Ae A2 |"Bb" BB B z ::[K:Eb]"^C""Eb" B2 G>A | B2 z B |"Ab" c2 A>c |"Eb" B3 G | 
"Bb7" fe dc |"Eb" c2 Be |"Bb7" d2 ef |"Eb" g2 z2 | B2 G>A | B2 z B |"Ab" c2 A>c |"Eb" B3 G | 
"Bb7" fe dc |"Eb" c2 Be |"Bb7" d2 d2 |"Eb" ee e z :|  