Create music following the specified musical framework and theme.
X:1
L:1/8
M:4/4
K:Amix
['A2 A/A/A B/c/d ec AB ce dB', '=cg g2'  
X:1
L:1/8
M:4/4
K:Amix
 A2 A/A/A B/c/d ec | AB ce dB [GB]B | A2 A2 B/c/d eg | af ge dB [GB]B :: =cg g2 af ge | 
 =ce ge dB GB | =cg g2 a/g/f gb | af ge dB [GB][B^G] :|  