Create a musical composition using the given alphabetical pattern and melodic theme.
X:1
L:1/4
M:3/4
K:G
['d g e d c B A/c/B/e/d/F/', 'e =f2{ef} e d c B |{c}']  
X:1
L:1/4
M:3/4
K:G
 d g e | d c B | A/c/B/e/d/F/ |{F} G2 A | B/A/ B ^c | d/f/e/g/f/a/ | B/e/ d ^c{Bc} | d2 z :: 
 g d e | =f2{ef} e | d c B |{c} B A z | G/D/ G A | B2 c | d/B/ e f | g/b/a/c'/b/g/ | e/a/ g f{ga} | 
 g2 z :|  