Compose music that abides by the dictated structure and encompass the given theme
X:1
L:1/8
Q:1/4=120
M:4/4
K:G
['g2 dB', 'GBdB gBdB', 'g2 fg afge dBgB'  
X:1
L:1/8
Q:1/4=120
M:4/4
K:G
 g2 dB g2 dB | AGAB A/A/A A2 | g2 dB g2 dB | AGAB G4 :: GBdB gBdB | GBdB A/A/A A2 | GBdB gBdB | 
 AGAB G4 :: g2 fg afge | dBgB A/A/A A2 | g2 fg afge | dBgB G/G/G G2 :|  