Construct a musical work following the provided guidelines and thematic elements.
X:1
L:1/8
M:4/4
K:G
['BG G2 BGcG BGDC B,CDC (3B,A,G, B,D', '(3FED EF G2'  
X:1
L:1/8
M:4/4
K:G
|: BG G2 BGcG | BGDC B,CDC | (3B,A,G, B,D ECEG | (3FED EF GFGA | BG G2 BGcG | BGDC B,CDC | 
 (3B,A,G, B,D ECEG |1 (3FED EF G2 GA :|2 FDEF G2 ga |: bg g2 egde | cdBc ABGA | FGEF DECD | 
 B,CA,B, G,2 B,D | GABc dBGB | AB (3cBA BGDC | (3B,A,G, B,D ECEG |1 (3FED EF G2 ga :|2 
 (3FED EF G2 GA ||  