Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
['', 'DGGF G2 GA', 'bgaf d^cde fefg afgf afge dgfa gfga', 'A=F F2'  
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
 GF |: DGGF G2 GA | BGdG eGdG | D=FFE F2 FG | A=FcF dFcF | DGGF G2 GA | BAGA Bcde | =fgfd cBAc |1 
 BGAF DGGE :|2 BGAF GABc || dggf gfga | bgag bgaf | d^cde fefg | afgf afge | dgfa gfga | 
 bgag fdde | =fgfd cBAc | BGAF G3 A :| BG G2 BGdG | BG G2 Bdgd | A=F F2 AFcF | A=F F2 ABcA | 
 BG G2 BGdG | BGGA Bcde | (3fga ge fdcA | GBAF DGG :|  