Construct a music composition that complies with the designated structure and theme.
X:1
L:1/8
M:4/4
K:G
['G2 dG eGdB GBdB AGEF GFGA BABd', 'agef g2 gb a2 ab gedB ABcd'  
X:1
L:1/8
M:4/4
K:G
 G2 dG eGdB | GBdB AGEF | GFGA BABd |1 gedB AGEF :|2 gedB ABcd || g3 b a3 b | gabg agef | 
 g2 gb a2 ab | gedB ABcd | g3 b a3 b | gabg aaga | bgag egfa | gedB AGEF ||  