Build a musical arrangement using the indicated alphabet-based system and the given motif.
X:1
L:1/8
M:6/8
K:Amin
['a ^g2 a e2 d c2 d', 'c cBc d2 g g^fg e2', 'E A2 B c3 BcB A2 A']  
X:1
L:1/8
M:6/8
K:Amin
 a ^g2 a | e2 d c2 d | e2 A Bc | d2 c B2 A | e2 a ^g2 a | e2 d c2 d | e2 A B2 c | dfe dcB || 
 A2 c cBc | d2 g g^fg | e2 c cdc | agf edc | B2 c cBc | d2 g g^fg | e2 g c2 e | dfe dcB |: 
[K:A] A2 E A2 B | c3 BcB | A2 A B2 c | d2 c B2 A | G2 E A2 B | c3 BcB | A2 A B2 c | dfe dcB :|  