Produce a music piece that aligns with the mentioned musical structure and theme.
X:1
L:1/8
M:4/4
K:G
['B2 BB', 'B2 E2', 'Adef gfed BGGG EGGG DGGG |1 EFGA'  
X:1
L:1/8
M:4/4
K:G
 B2 BB BABd | c2 B2 D4 | B2 BB BABc | BABc e2 d2 |1 cBcd c4 | BABc B4 | AGAB AGFE | DAAA A4 :|2 
 cdcB E4 | BcBG D4 | fgfe dcBA | BGGG G4 |: B2 E2 EFGA | B2 E2 EFGE | F2 D2 DEFG | AGAB A4 | 
 B2 E2 EFGA | B2 E2 EFGE | DEFG AcBA |1 Beee e4 :|2 Beee edef |: gfed BGGG | EGGG DGGG | 
 EGGG DGAB | cBAG Adef | gfed BGGG | EGGG DGGG |1 EFGA Bgfe | Bdef g4 :|2 EFGA BGFE | DCB,A, G,4 ||  