using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
 
public class Test
{
	public static void Main()
	{
		var strings = new List<string> { "JohnnameSnow", "John" };
        foreach (var s in strings)
        {
        	Console.WriteLine(s);
        	var m = Regex.Match(s, @"^(?<first>\p{L}+?)(?:name(?<last>\p{L}+))?$");
        	if (m.Success) 
        	{
        		Console.WriteLine("First name: {0}, Last name = {1}", m.Groups["first"].Value, m.Groups["last"].Value);
        	}
        	else
        	{
        		Console.WriteLine("No match!");
        	}
        }
	}
}

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