Create compositions following the given structural principles.
Only One Section  
X:1
L:1/8
M:2/4
K:G
 D | GGGG | G2 z B | B2 z B | A3 B | cBzD | GGGG | G2 z B | B2 z B | A3 B | cBzd | dBBB | B2 z d | 
 edcd | A2 z D | EFGG | G2 e2 | dedc | B2 z |]  