Develop a piece of music conforming to the stated structure and theme.
X:1
L:1/4
M:4/4
K:G
['E G', 'd3/2 d/ d e d c B2'  
X:1
L:1/4
M:4/4
K:G
 D3/2 D/ D E | G A B2 | A G E G | B A B d | D3/2 D/ D E | G A B2 | A G E C | D2 D2 :: d3/2 d/ d e | 
 d c B2 | A G E G | B A B/ d3/2 | d3/2 d/ d e | d c B2 | A G E C | D2 D2 :|  