Craft a musical work adhering to the specified theme and structure.
X:1
L:1/8
M:2/2
K:D
['d2 dA', 'fdad fada'  
X:1
L:1/8
M:2/2
K:D
 f | d2 dA FDAF | Eeed cABc | d2 dA FDAg | fdec dDD :| g | fdad fada | gebe gbeg | fdad fada | 
 fdec dDDg | fdad fada | gebe gbeg | fdec dBAG | FAdg fdd |]  