Construct a music composition that complies with the designated structure and theme.
X:1
L:1/8
M:4/4
K:D
['FG A2 AB AFDF Adcd AFDF GBGE', 'A2 cd e2 ef ecAc ea^ga ecAc'  
X:1
L:1/8
M:4/4
K:D
 FG | A2 AB AFDF | Adcd AFDF | GBGE FAFD | E2 EE E2 AG | FDFA d2 cd | edcB A3 c | dfec dcA^G | 
 A2 AB A2 :| cd | e2 ef ecAc | ea^ga ecAc | dfdB cecA | B2 BB BABc | dcdB AFDF | Adce d2 cB | 
 AGFD GEDC | D2 DE D2 :|  