Develop a musical arrangement using the specified sequence in alphabetic representation and the provided motif.
X:1
L:1/8
M:6/8
K:G
['GAG gfg', 'B dBG dBG ecA dBG gba gBd']  
X:1
L:1/8
M:6/8
K:G
|: GAG gfg | edc B2 A | GAG BAG | FAA cBA | GAG gfg | afd cAF | DEG Adc | BGG G2 B :: dBG dBG | 
 ecA dBG | gba gBd | cAA ABd | dBg dBG | EFG AFD | GFG Adc | BGG G2 A :|  