Generate a piece of music. The title is Niu ge. It belongs to the genres of "Shange"and " Muniu shange". It is from Asia, China,Anhui, Tongling. Its meter type is irregular.  
X:1
T:Niu ge
T:Niu ge
L:1/8
M:4/4
I:linebreak $
K:Bb
V:1 treble nm="Voice" snm="V"
V:1
 BG dc/B/ | G4 x4 | BG dc/B/ x4 | G4 x4 | BB/G/ Bc x4 | d2 cG x4 | BB cB/c/ x4 | G4 x4 | %8
 cd cB/G/ x4 | F F2 G x4 | BG cc/B/ x4 | G4 x4 | BG dc/B/ x4 | G4 x4 | BG dc/B/ x4 | G4 x4 | %16
 BB/G/ Bc x4 | d2 cG x4 | BB cB/c/ x4 | G4 x4 | cd cB/G/ x4 | F F2 G x4 | BG cc/B/ x4 | G4 x4 | %24
 BG Bc x4 | d2 cG x4 | BB cB/c/ x4 | G4 x4 | cd cB/G/ x4 | F F2 G x4 | BG cc/B/ x4 | G4 x4 | %32
 A>A Ac d>c A2 | dc d f2 d/f/ c2 | ff cf d>c A2 | c>d AG/A/ c4 | A>A Ac d>c A2 | dc d f2 d/f/ c2 | %38
 ff cf d>c A2 | c>d AG/A/ c4 | A>A Ac d>c A2 | dc d f2 d/f/ c2 | f>f cf d>c A2 | c>d cA G2 GG/A/ | %44
 c2 dd/c/ A2 GG/A/ | c2 dd/c/ Ac GF | A8 |[M:2/4] BG dc/B/ | G4 | BG dc/B/ | G4 | BB/G/ Bc | %52
 d2 cG | BB cB/c/ | G4 | cd cB/G/ | F F2 G | BB cB/c/ | G4 || %59  