Generate a piece of music. The title is Lanchanggong. It belongs to the genre of Xiaodiao. It is from Asia, China,Hebei Zhuolu. Its meter type is simple duple.  
X:1
T:Lanchanggong
T:Lanchanggong
L:1/16
M:2/4
I:linebreak $
K:G
V:1 treble nm="Voice" snm="V"
V:1
 aaab age2 | g4 g2e2 | aaab age2 | g4 e4 | a2ab d'4 | d'bba d'2gg | eged edB2 | d8 || %8  