Formulate a harmonious orchestration conforming to the preset chord arrangement.
'A', 'E', 'A', 'G', 'A', 'A', 'E', 'A', 'G', 'A'  
X:1
L:1/8
M:2/4
K:Amix
"^A""A" ef gf | ed cA | ef gf |"E" e3 e |"A" ef gf | ed cA | Ac"G" BB |"A" A4 ::"^B""A" A2 A2 | 
 ed c2 | AA cA |"E" B4 |"A" A2 A2 | ed c2 | Ac"G" BB |"A" A4 :|  