Produce a music piece that aligns with the mentioned musical structure and theme.
X:1
L:1/8
M:2/4
K:G
['d>B g2', 'dB g2'  
X:1
L:1/8
M:2/4
K:G
|: d>B g2 | d>B g2 | d>Bc>A | BG G2 | dB g2 | dB g2 | fa A^c | d4 :: dB e2 | cA d2 | BGcB | AF D2 | 
 dB g2 | dB g2 | ecBA | G4 :|  