Compose music by following the designated structure and integrating the suggested musical idea.
X:1
L:1/8
M:4/4
K:D
['B3 A A3']  
X:1
L:1/8
M:4/4
K:D
 A3 F B3 A | A3 G C2 C2 | A3 G B3 A | A3 F D2 A,2 | DEFGABcd | e3 d B2 EE | c3 BAGBA | D2 z6 |]  