using System;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
using System.Xml;
using System.Xml.Linq;
public class MainClass {
public static void Main() {
XElement xBookParticipant = new XElement("BookParticipant",
new XAttribute("type", "Author"));
Console.WriteLine(xBookParticipant);
}
}