Create music compositions that adhere to the given structure and incorporate the provided musical concept.
X:1
L:1/16
M:2/4
K:D
['defd BdAF DEFD', 'd2<B2 z edB cEAc def^g a2=gf efed'  
X:1
L:1/16
M:2/4
K:D
 (3ABc | defd BdAF | DEFD B,2A,2 | DEF2- FAdf | efec A2(3ABc | defd BdAF | DEFD B,2_B,2 | 
 A,DFA Bdce |1 d2d2d2 :|2 d2d2d2 z2 || z age f2<d2 | z fec d2<B2 | z edB cEAc | def^g a2=gf | 
 efed cdBc | A2A2 A2GF | EFED CDB,C | A,2CE G2 ||  