Generate a piece of music. The title is Mai bianshi. It belongs to the genres of "Xiaodiao. Laodong"and " Maimai". It is from Asia, China, Shanxi Xixian. Its meter type is simple duple.  
X:1
T:Mai bianshi
T:Mai bianshi
L:1/16
M:2/4
I:linebreak $
K:Bb
V:1 treble nm="Voice" snm="V"
V:1
 d'f'd'c' b4 | d'f'd'c' b4 | c'2>a2 c'2>d'2 | g2fg b4 | d'2bc' d'2d'2 | bgbc' d'4 | fdfg d'2>b2 | %7
 c'2>g2 f4 | bgbc' d'4 | fdfg d'2>b2 | c'2>g2 f4 || %11  