Generate a piece of music. The title is Chongcha wankai chongcha guo. It belongs to the genres of "Shange"" Shanqu. Qingge"and " Aisu". It is from Asia, China, Shanxi Hequ. Its meter type is simple duple.  
X:1
T:Chongcha wankai chongcha guo
T:Chongcha wankai chongcha guo
L:1/8
M:2/4
I:linebreak $
K:Bb
V:1 treble nm="Voice" snm="V"
V:1
 f=e f2 | g g2 f' | c'>b gf | c4 | f=e f2 | g g2 f' | c'>b gf | g f3 || %8  