graph discovery {
  layout=neato;
  overlap=false;
  splines=true;

  // Graph statistics: 60 nodes, 1027 edges
  // Cross-domain edges: 655

  // Domain colors
  node [style=filled, fontname="Arial", fontsize=10];

  // Research domain: 25 nodes [color=lightyellow]
  // Climate domain: 20 nodes [color=lightblue]
  // Finance domain: 15 nodes [color=lightgreen]

}