Craft a musical work adhering to the specified theme and structure.
X:1
L:1/8
M:3/8
K:G
['D DGG GAA G2 F F2 D']  
X:1
L:1/8
M:3/8
K:G
 D | DGG | GAA | G2 F | F2 D | G2 G | GAB | A2 G | ABc | d2 d | dcB | A2 c | B2 B | A2 A | G2 |]  