Develop a musical composition by integrating the alphabetically represented musical pattern and the supplied melodic theme.
X:1
L:1/8
M:4/4
K:Ddor
['D D3 E F3 G', 'D6 z2 D4{EFGABcde} f>edf e>dce d>cAG A>cde']  
X:1
L:1/8
M:4/4
K:Ddor
 D | D3 E F3 G | A3 G F3 B | c3 A d>c A/G/F/E/ | E3 D C3 D | D3 E F3 G | ^G A6 D | E>DCD E2 D2 | 
 D6 || z2 | D4{EFGABcde} f>edf | e>dce d>cAG | A>cde f>edf | e>d^ce d4 | D4{EFGGABcdef} g>ef>B | 
 e>Bc>A A>G !fermata!F B | c3 A d>c A/G/F/E/ | E3 D C3 D | D3 E F3 G | ^G A6 D | E>DC>D E2 D2 | 
 D6 ||  