using System;
using System.Linq;
using System.Xml;
using System.Xml.Linq;
using System.Collections;
using System.Collections.Generic;
using System.Xml.XPath;
public class MainClass
{
public static void Main()
{
XPathDocument document = new XPathDocument("books.xml");
XPathNavigator navigator = document.CreateNavigator();
XPathNodeIterator nodes = navigator.Select("descendant::book[author/last-name='E']");
while (nodes.MoveNext())
{
XPathNavigator clone = nodes.Current.Clone();
clone.MoveToFirstChild();
Console.WriteLine("Book title: {0}", clone.Value);
}
}
}