Generate a piece of music. The title is Maggy Lauder.  
X:1
T:Maggy Lauder
T:Maggy Lauder
C:Music21
L:1/8
M:2/2
I:linebreak $
K:Bb
V:1 treble 
V:1
 b>c'bc' b>cbd' | c'>d'e'/d'/c'/b/ a2 c'>e' | d'bbf b>c'bd' | f'>g'f'e' d'2 f'>f' | %4
 e'>f'e'g' d'>e'd'f' | c'>d'e'/d'/c'/b/ a2 c'c' | b/a/g/f/g/f/e/d/ e/d/c/B<ce'/ | %7
 d'/e'/f'c'>d' b2 B2 | d'/e'/f'be' d'/e'/f'/d'/bd' | c'>d'e'/d'/c'/b/ a2 c'>c' | %10
 d'/e'/f'be' d'/e'/f'b>d' | f'>g'f'/g'/f'/e'/ d'2 f'>f' | e'>f'e'g' d'>e'd'f' | %13
 c'>d'e'/d'/c'/b/ a2 c'>c' | b/a/g/f/g/f/e/d/ e/d/c/B<ce'/ | d'/e'/f'c'>d' b2 B2 || %16  