Build a musical arrangement using the indicated alphabet-based system and the given motif.
X:1
L:1/4
M:4/4
K:D
['A A']  
X:1
L:1/4
M:4/4
K:D
 =F | =F A A G | A2 z A | A3/2 G/ =F F | E2 z E | =F G A _B | G2 A E | =F G A _B | G2 A A | 
 =c3/2 _B/ A A | G2 G A | A3/2 G/ =F G | E2 D |]  