Create a musical composition using the given alphabetical pattern and melodic theme.
X:1
L:1/8
M:4/4
K:Dmix
['FGAG FGAG']  
X:1
L:1/8
M:4/4
K:Dmix
"D" FGAG FGAG | FDA,B,"C" CDEG |"D" FGAG FGAG |"C" FDEF"D" D3 E |"D" FGAG FGAG | FDA,B,"C" CDEG | 
"D" FGAB"C" cBAG |1"C" FDEF"D" D3 E :|2"C" FDEF"D" DABc |]:"D" d3 c ABAG | FGAB"C" c2 Bc | 
"D" Addc"C" ABAG |"D" FDEF DABc |"D" d3 c ABAG | FGAB"C" cABc |"D" dBcA BGAG |1"C" FDEF"D" DABc :|2 
"C" FDEF"D" D4 |]  