Create a musical composition based on the alphabetic representation of the predetermined pattern and the given melodic theme.
X:1
L:1/8
M:2/4
K:Gdor
['GABc dcBA GFDE', 'cAFB AFcF dFcF AFcF dcBA B2 BA', 'GBdB GBdB', 'gdg/a/b gdg/a/b', 'dfe/f/g fdcA']  
X:1
L:1/8
M:2/4
K:Gdor
 G3 F GABc | dcBA GFDE | F3 E FGAB | cAFA dcBA | GDB,D GABc | dcBA GFDE | Ffe/f/g | fdcA |1 
 BGGF G3 F :|2 BGGF G3 A || B2 BA Bcde | fcAB cAFB | AFcF dFcF | AFcF dcBA | B2 BA Bcde | 
 fcAB cAFA | Gggf dcBA |1 BGGF G3 A :|2 BGGF GABc || dggf g2 fg | agfe d3 e | fcgc acgc | 
 f3 g agfe | dggf g2 fg | agfe d3 c | dfe/f/g fdcA |1 BGGF GABc :|2 BGGF G3 D || GBdB GBdB | 
 FAcA FAcA | GBdB GBdB | d3 _e dcBA | GBdB GBdB | c2 AF CFA | dfe/f/g fdcA | BGGF GABc :| 
 gdg/a/b gdg/a/b | fcf/g/a fcf/g/a | gdg/a/b gdg/a/b | fdcA dBcA | BGBd AFAc | B3 d cBcd | 
 dfe/f/g fdcA |1 BGGF GABc :|2 BGGF G3 F || DGBd DGBd | DFAc DFAc | DGBd DGBc | d3 e dcBA | 
 DGBd DGBd | c2 AF CFAc | dfe/f/g fdcA | BGGF G3 F :|  