Create a composition by utilizing the given alphabet-based musical pattern and the provided melodic theme.
X:1
L:1/8
M:4/4
K:C
['G>gd>e f>cA>F', 'c>Fc>A B>Gd>G', 'G>g a/g/f/e/ f>c d/c/B/A/', 'BG B/c/d/B/ cF A/B/c/A/', 'B>gd>g B>gd>e f>c f2 e>gd>g B2 AG', 'E>G,D>G G>G,D>G, C>B,A,>C B,>GD>G, D2']  
X:1
L:1/8
M:4/4
K:C
 G>gd>e f>cA>F | G>gd>g B>gd>g | B>gd>e f>cA>F | G>gd>g B>GA>G | G>gd>e f>cA>F | G>gd>e f>cf>a | 
 g>efd cFAf | gdgb g2 de |: B>Gd>G c>Fc>A | B>Gd>G e>Gd>(g | g>)Gd>G c>Fc>A | B>Gd>G B2 AG :: 
 G>g a/g/f/e/ f>c d/c/B/A/ | G>gd>g B>gd>g | G>g a/g/f/e/ f>c d/c/B/A/ | G>gd>g B>GA>G | 
 G>g a/g/f/e/ f>c d/c/B/A/ | B>g a/g/f/e/ f>cf>a | gefd cFA^f | g>dg>b g2 de :: 
 BG B/c/d/B/ cF A/B/c/A/ | BGGA B/A/B/c/ dg | BG B/c/d/B/ cF A/B/c/A/ |1 BGGc B2 AG :|2 
 GDDC B2 A,G, || G>gd>e f>c f2 | e>gd>g B>gd>g | B>gd>e f>c f2 | e>gd>g B2 AG | Ggdg fc f2 | 
 G>gd>e f>cf>a | gefd cFAf | gded B/d/d e2 |: B,>GD>G, C>B,A,>C | B,>GD>G, E>G,D>G | 
 G>G,D>G, C>B,A,>C | B,>GD>G, D2 C>B, :|  