Generate a piece of music. The title is Weltliches Mailied. It belongs to the genres of "Romanze"" Ballade"and " Lied". It is from Europa, Mitteleuropa, Deutschland. Its meter type is simple quadruple.  
X:1
T:Weltliches Mailied
T:Weltliches Mailied
L:1/4
M:4/4
I:linebreak $
K:Bb
V:1 treble nm="Voice" snm="V"
V:1
 B | B B B G | F2 c3/2 d/ | c3/2 B/ A G | F3/2 G/ F B | B B A F | B2 c c | c c d d | c3/2 B/ c c | %9
 f e d c | B2 e c | d c B A | B2 z x || %13  