Create compositions following the given structural principles.
Only One Section  
X:1
L:1/8
M:4/4
K:C
 G | B B/c/ d/e/ f/d/ | g g g d/e/ | f f g f/e/ | d2 z G | A B c/d/ e/f/ | g2 g d/e/ | f f g f/e/ | 
 d2 z a | g f/e/ f d | c/B/ c/A/ G G | B c A G | G2 z x |]  