Define titles and footnotes.
title1 'Iris Species Classification';
title2 'Physical Measurement';
title3 'Source: Fisher (1936) Iris Data';
footnote1 j=l '  Petallen: Petal Length in mm.'
          j=r 'Petalwid: Petal Width in mm. ';
footnote2 j=l '  Sepallen: Sepal Length in mm.'
          j=r 'Sepal Width not shown      ';
footnote3 j=r 'GR29N05(a) ';