Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
Q:1/2=80
M:4/4
K:F
['F>GFd cFdF', 'fcac bcac'  
X:1
L:1/8
Q:1/2=80
M:4/4
K:F
 C | F>GFd cFdF | ECCF E/F/G/E/ CC | F>GFd cFdF | cf a/g/f/e/ f3 :| c | fcac bcac | 
 fc b/a/g/f/ eggc | fcac bcac | df a/g/f/e/ f3 c | fcac bcac | fc b/a/g/f/ eggc | dBdf cAcf | 
 df a/g/f/e/ f3 |]  