Generate a piece of music. The title is Ba cong. It belongs to the genres of "Xiaodiao. Qingge"and " Sichun". It is from Asia, China, Shanxi Lishi. Its meter type is simple duple.  
X:1
T:Ba cong
T:Ba cong
L:1/8
M:2/4
I:linebreak $
K:Bb
V:1 treble nm="Voice" snm="V"
V:1
 f'g' f'd' | c'3 b | c'2 z2 | f'2 d'c' | b3 g | b4 | gb c'2 | f'g' f'd' | c'2 f'2 | f'd' c'b | %10
 b f2 b | d'c' bg | f3 e | f2 z2 | bc' f'g' | f'2 c'b | b f2 b | d'c' bf | f3 e | f2 z2 || %20  