Construct a musical work following the provided guidelines and thematic elements.
X:1
L:1/8
M:2/4
K:G
['B d2', 'edBG A3 D G>ABc d g2 e'  
X:1
L:1/8
M:2/4
K:G
 d | dBGA | B d2 d | edBG | A3 B | G>ABc | d g2 e | d>cAB |1 G3 :|2 G/D/E/F/ G/A/B/c/ |]: d2 d>d | 
 B d2 d | edBG | A3 D | G>ABc | d g2 e | d>cAB |1 G/D/E/F/ G/A/B/c/ :|2 G3 |]  