Create music using the given musical theme and adhere to the outlined letter-based structure.
X:1
L:1/8
M:2/2
K:C
['e2 c>c c2', 'd>d e>e f>f d>d']  
X:1
L:1/8
M:2/2
K:C
 g>g | e2 g>g e2 g>g | f2 d>d d2 f>f | d2 f>f d2 f>f | e2 cc c2 cE | G2 E>G c2 G>c | e2 c>c c2 ga | 
 g2 e>g f2 d>f | e2 c>c c2 cE | G2 E>G c2 G>c | e2 c>c c2 ga | g2 e>g f2 d>f | e2 c>c c2 :: z2 | 
 e2 e>e e2 f2 | g3 e/f/ ggfe | d2 d>d d2 e2 | f3 d/e/ ffed | e2 g>g g2 fe | a2 c'>c' c'2 ba | 
 g2 g>g g2 fe | d>d e>e f>f d>d | eceg c'gec | d>d e>e f>f d>d | eceg c'gec | d>d e>e f>f d>d | 
 c3 G c3 G | c2 c>c c2 :|  