Construct a musical piece that complies with the specified structure and abides by genre conventions.
Only One Section  
X:1
L:1/8
M:2/4
K:D
 DEFG | A2 AA | BBdB | A2 z2 | GGGG | FFFF | EEEE | DFAA | dAAA | dAAA | DEFG | A2 z G | FFEE | 
 D2 z2 |]  