Create music based on the specified alphabetic description of the musical arrangement and the given pattern.
X:1
L:1/8
M:2/4
K:G
['D2 GDB,D G3 B AGDD E3 D']  
X:1
L:1/8
M:2/4
K:G
 D2 | GDB,D | G3 B | AGDD | E3 D | GBdc | BAGG | c>Bdc | BA G2 | B>AGA | D2 DD | G2 G2 | AA d2 | 
 G2 |]  