Construct a piece of music built on the supplied alphabet sequence and motif.
X:1
L:1/8
Q:1/2=90
M:2/2
K:G
['gf g2 dB e2 cBAG', 'BcdB e2 d2 cBAG']  
X:1
L:1/8
Q:1/2=90
M:2/2
K:G
 gf g2 dB e2 | cBAG FG A2 | gf g2 dB e2 | cBAG DG G2 :: BcdB e2 d2 | cBAG FG A2 | BcdB e2 d2 | 
 cBAG DG G2 :|  