Compose melodious music utilizing the prescribed letter representation and integrating the given thematic element.
X:1
L:1/8
M:4/4
K:G
['de dcBG', 'gd B/c/d']  
X:1
L:1/8
M:4/4
K:G
 G/A/G de dcBG | AEEG FD D/E/F | G2 de dcBG | A^GAB =G3 :| gdBd gdBG | AEEG FDFf | gd B/c/d gBdG | 
 A^GAB =G2 d/e/f | gd B/c/d gd B/A/G | AE E/E/E FD D/D/D | GDde dcBG | A^GAB =G3 ||  