Create a musical composition using the given alphabetical pattern and melodic theme.
X:1
L:1/8
M:2/2
K:C
['c2 GF DEFD G2 DG BcdB cBGA', 'C2 c2 ge fdcd cBGF DEFD G']  
X:1
L:1/8
M:2/2
K:C
|: c2 GF DEFD | G2 DG BcdB | cBGA Bcde | f2 ed cedB | c2 GF DEFD | G2 DG BcdB | cBGA Bcdc | 
 BGFD EC C2 :: c2 ge fdcd | cBGF DEFD | G c3 gceg | fdcB GccB | c2 de fedc | BdGA _B3 c | 
 dggf defa | gfdc BGBd :|  