Develop a piece of music conforming to the stated structure and theme.
X:1
L:1/8
M:4/4
K:G
['z cBc D3 cBcEF G4']  
X:1
L:1/8
M:4/4
K:G
 DGA | B3 BddcB | d2 c2 z cBc | D3 cBcEF | G4 z DGA | B3 BddcB | d2 c2 z cBc | D3 cBcEF | 
 G4 z AAA | A3 ABAGE | D4 z BAB | A3 AAAB^c | d4 z DGA | B3 BddcB | A2 e2 z cBc | D3 cBcEF | 
 G4 z AAA | A3 ABAGE | D4 z BAB | A3 AAAB^c | d4 z DGA | B3 BddcB | A2 e2 z cBc | D3 cBcEF | G4 z |]  