Compose a piece of music following the specified structure and theme.
X:1
L:1/8
M:2/4
K:G
['', 'D/E/F G>F Ge dB B>e dB dB', 'ag ed Bd gf/g/ ag e2 de/f/'  
X:1
L:1/8
M:2/4
K:G
 D D/E/F |: G>F Ge | dB B>e | dB dB | A2 DE/F/ | G/A/G/F/ G>e | dB d>e | dB AB/A/ |1 G2 DE/F/ :|2 
 G2- G |: g | gf/g/ ag | ed Bd | gf/g/ ag | e2 de/f/ | g2 a>g | ed B>e | dB AF |1 G2- G :|2 G ||  