Craft a musical work based on the specified structure and given theme.
X:1
L:1/4
M:4/4
K:Amin
['e/d/c/B/ A c e4', 'a a a2 b a e'  
X:1
L:1/4
M:4/4
K:Amin
 e/d/c/B/ A c | e4 | d B G A | B/A/B/c/ d2 | e/d/c/B/ A c | e4 | a g e/g/e/d/ | c A A2 :: a a a2 | 
 b a e a | g2 g3/2 g/ | a g e/d/ c | a a a2 | b a e g | a g e/g/e/d/ | c A A2 :|  