Using the supplied alphabetic notation and motif, craft a musical arrangement.
X:1
L:1/8
M:4/4
K:Bb
['defd dcBA BcdB BAGF GBAc', 'B2 B2 Aceg fdB_A Gcec BAGF GEDC']  
X:1
L:1/8
M:4/4
K:Bb
|: defd dcBA | BcdB BAGF | GBAc Bdce | dfed d2 c2 | defd dcBA | BcdB BAGF | GBAc Bdfe | 
 dcBA B2 B2 :: B2 | Aceg fdB_A | Gcec BAGF | GEDC B,A,B,C | DFED D2 C2 | EGFE DFBd | ecdB cA F2 | 
 GABD EGce | dBFA | B2 :|  