Produce music compositions abiding by the stipulated structure and the presented musical idea.
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
['ag fAeA d2 AG FGAB', 'fdfg a2 fa'  
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
 ag | fAeA d2 AG | FGAB =cA G2 | Ad d2 fded | (3Bcd ef g2 ag | fAeA d2 AG | FGAB =cAGc | 
 Ad d2 fdec | (3ABA GE D2 :| de | fdfg a2 fa | bgag fdde | fdfg a2 fa | bgaf g2 ge | fdfg a2 fa | 
 bgag fd d2 | bgaf gfed | cdef g2 :|  