Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
M:2/4
K:E
['GGce- e3 (3g/c/B/']  
X:1
L:1/8
M:2/4
K:E
 GGce- | e3 (3g/c/B/ | ec/e/cB- | B4 | GGec- | c3 (3e/c/G/ | BecB- | B4 | GGce- | e3 (3g/c/B/ | 
 eBc/e/c | GGec- | c3 (3e/c/G/ | ec/e/cB- | B4 |]  