!7

p {
  L<Web> webs = downloadedWebs();
  print(n(webs, "web"));
  print();
  new TreeSet<S> index;
  for (Web web : webs)
    for (WebNode node : web_nodes(web))
      index.addAll(node.texts());
  print(n(index, "string"));
  print();
  pnl(index);
}