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:Edor
['Beeg geBg', 'eg fBgf egbg fBag gffg fBgf egBg', 'G2 Be', 'gefg efge', 'Begf e2 fd Bedf', 'GdBe df e2']  
X:1
L:1/8
M:4/4
K:Edor
 Beeg geBg | geeB gBeg | Beeg geBg | fdAe fagf | Beeg geBg | geeB gBeg | Beeg geBg | fagf fe eg |: 
 fBgf egbg | fBag gffg | fBgf egBg | fagf fe eg :| G2 Be Bege | g2 fg egBe | G2 ce cege | 
 fdAd fagf | G2 Be Bege | g2 fg egBe | G2 Be geBg | fagf fe ef |: gefg efge | fdef defd | 
 gefg efge | fage fe ef :: Begf e2 fd | Bedf edBA | Begf e2 fd | Bedf fe eg :| GdBe df e2 | 
 gfge Bega | GdBe df e2 | Bedf feeg | GdBe df e2 | gfge Bega | gfge eded | Bedf feeg ||  