Develop a piece of music conforming to the stated structure and theme.
X:1
L:1/4
M:3/4
K:G
['B/>c/ d d/>B/ A B', 'A B'  
X:1
L:1/4
M:3/4
K:G
 B/>c/ d d/>B/ | A B c | d3 | B/>c/ d d/>B/ | A B G | A3 :| d2 B | c2 A | B A G | F G A | B G A | 
 B d3/2 B/ | c/>B/ A G | A/>F/ G2 |]  