Create tunes that fit within the given musical structure.
Only One Section  
X:1
L:1/8
M:2/4
K:D
 dc/B/AG | FG A2 | dc/B/AG | F2 E z | dc/B/AG | FG A2 | FDEC | D2 D z | DFDF | DF A2 | CECE | 
 CE G2 | DFDF | DF A2 | FDEC | D2 D z |]  