Produce music compositions abiding by the stipulated structure and the presented musical idea.
X:1
L:1/8
Q:1/8=232
M:4/4
K:D
['ag f2', 'd2 cd'  
X:1
L:1/8
Q:1/8=232
M:4/4
K:D
|: ag | f2 d2 d2 ef | gf ed c2 ag | f2 d2 d2 ef | ed cB A2 ag | f2 ed e2 fg | aA gA f2 ed | 
 eA fA ge ce | d4 d2 :: cd | e2 A2 c2 de | d2 F2 A2 dc | B2 dB Ad fa | e4 e2 fg | ag fe fA eA | 
 fA eA d2 cd | eA fA ge ce | d4 d2 :|  