Create musical pieces following the given structure and incorporating the suggested musical theme.
X:1
L:1/8
M:4/4
K:G
['DGGF G2 GA', 'gfga bgag', 'BG G2'  
X:1
L:1/8
M:4/4
K:G
 DGGF G2 GA | BGdG eGdG | D=FFE F2 FG | A=FcF dFcF | DGGF G2 GA | BAGA Bcde | =fgfd cBAc | 
 BGAG D G2 GG :| dggf gfga | bgag bgag | d=cde fefg | afgf afge | dgfa gfga | bgag fdde | 
 =fgfd cBAc | BGAE G2 GA :| BG G2 BGDG | BG G2 Bdgd | A=F F2 AFcF | A=F F2 ABcA | BG G2 BGdG | 
 BGGA Bcde | fage fdcA | GBAF DG G2 :|  