Generate music that aligns with the specified structural requirements.
Only One Section  
X:1
L:1/8
Q:1/2=75
M:2/2
K:Bb
 DE | FDFB GEGB | AFAc BFBd | cAFB GEcA |"^tr" A2"^tr" F2"^tr" F2 GA | BgAf GeFd | EcDB GECA, | 
 B,DFB GEcA | B2 B2 B2 |]  