Compose a piece of music following the specified structure and theme.
X:1
L:1/8
Q:1/8=120
M:2/2
K:G
['A B2 d2 c2 c2 BcdB A2', 'A B2 G2'  
X:1
L:1/8
Q:1/8=120
M:2/2
K:G
"^A" A | B2 d2 c2 c2 | BcdB A2 A2 | BcdB ccBc | d2 A2 G3 ||"^B" A | B2 G2 c3 A | B2 G2 A4 | 
 BcdB cBcA | d2 A2 G3 ||  