Generate a piece of music. The title is Biao guniang. It belongs to the genres of "Xiaodiao. Qingge"and " Aisu". It is from Asia, China, Shanxi Dingxiang. Its meter type is simple duple.  
X:1
T:Biao guniang
T:Biao guniang
L:1/8
M:2/4
I:linebreak $
K:Bb
V:1 treble nm="Voice" snm="V"
V:1
 d'2 d'c' | d'c' d'2 | bb bc' | d'c' b2 | bc' d'f' | d'c' b2 | c'd' gf | d4 | b2 bg | B2 b2 | %10
 b2 b2 | ag f2 | bg b2 | df d2 | ba gf | df d2 | bc' d'f' | c'4 | bc' d'f' | d'c' b2 | c'd' ag | %21
 fg ag | f4 || %23  