Craft a musical work based on the specified structure and given theme.
X:1
L:1/8
M:2/4
K:G
['D G>ABc d>B G2 B2 dg/e/ d2']  
X:1
L:1/8
M:2/4
K:G
 D | G>ABc | d>B G2 | B2 dg/e/ | d2 z d | ee/d/cB | A>F D2 | G2 B/A/A/F/ | G2 z |]  