venn

// Usage: pl -gif venn.htm 
//
// Venn diagram example


#proc page
pagesize: 8 7
title: Venn diagram example

#proc venndisk
  location: 3 4
  area: 8
  color: green
  label: set A

#proc venndisk
  location: 5 4
  area: 7
  color: lavender
  label: set B

#proc venndisk
  location: 4 2.6
  area: 4
  color: orange
  label: set C

#proc legend
  location: 2 1.3
  format: across