Develop musical pieces that conform to the specified format and include the suggested musical theme.
X:1
L:1/8
M:4/4
K:C
['G2 A2']  
X:1
L:1/8
M:4/4
K:C
 C2 | E2 G2 A2 (GE) | G3 E D2 C2 | E2 G2 A2 (GE) | (G3 A) c2 | (cd) | e3 (ce)(dc) A | 
 G2 (GA) c2 G2 | A2 GE G2 C2 | (E2 D2) C2 ||  