Craft a musical work based on the specified structure and given theme.
X:1
L:1/4
M:2/4
K:G
['F E E (D/E/)']  
X:1
L:1/4
M:2/4
K:G
 (G B) | G2 | B G | F E | E (D/E/) | G G | G B | F E | E (D/E/) | G2 |]  