\relax 
\newlabel{obs:sp-empty}{{}{2}}
\newlabel{obs:more-chords-more-support}{{}{2}}
\newlabel{obs:pi-D-m-independent}{{}{2}}
\newlabel{obs:u-shrinks}{{}{2}}
\newlabel{obs:sp-chord-rule}{{}{3}}
\gdef \@abspage@last{3}
