System.out.println("Retrieving articles between [" + lowArticleNumber + "] and [" + highArticleNumber + "]");
List<Article> articles = NNTPUtils.getArticleInfo(client, lowArticleNumber, highArticleNumber);
System.out.println("Building message thread tree...");
Threader threader = new Threader();
Article root = (Article)threader.thread(articles);
Article.printThread(root, 0);
}