Generate a piece of music. The title is Nanjing dao beijing. It belongs to the genres of "Xiaodiao"and " Shidiao. Xshi". It is from Asia, China, Shanxi Hequ. Its meter type is simple duple.  
X:1
T:Nanjing dao beijing
T:Nanjing dao beijing
L:1/8
M:2/4
I:linebreak $
K:Bb
V:1 treble nm="Voice" snm="V"
V:1
 bc' f'd' | c'4 | f'c' bg | f4 | b b2 d | d'c' d'2 | f'd'/c'/ bg/b/ | c'4 | c'>b c'f' | ba/g/ f2 | %10
 bg/f/ dc/d/ | f4 | c'd' bg | f'4 | bg/f/ dc/d/ | f4 || %16  