Craft a musical work adhering to the specified theme and structure.
X:1
L:1/8
M:2/2
K:D
['F2 F2 FdAF', 'D2 ed cdef gfge defg a2 af'  
X:1
L:1/8
M:2/2
K:D
 AG | F2 F2 FdAF | D2 EF GFED | FAdf afdf | edcB AGFE | F2 F2 FdAF | E2 EF GFED | FAdB AGFE | 
 D2 D2 D2 :: ed | cdef gfge | defg a2 af | geeg fddf | edcB AGFE | F2 F2 FdAF | E2 EF GFED | 
 FAdB AGFE | D2 D2 D2 :|  