Create musical compositions adhering to the given structure and incorporating the provided musical concept.
X:1
L:1/8
M:2/2
K:D
['FG ABAF D2 (_B2 =B)ABc d2', 'A2 [Dd]2 [Ed]2 [Fd]2 ABde fdfd'  
X:1
L:1/8
M:2/2
K:D
 FG | ABAF D2 (_B2 | =B)ABc d2 (3BdB | A2 FA dAFD | GFED E2 FG | ABAF D2 (_B2 | =B)ABc d2 cd | 
 edef gfec | d2 [df]2 [df]A :: FG | A2 [Dd]2 [Ed]2 [Fd]2 | ABde fdfd | efgf edcd | edcB AGFG | 
 A2 [Dd]2 [Ed]2 [Fd]2 | ABde fdfd | e2 ge bgec | d2 [df]2 [df]2 :|  