using System;
using System.Collections;
using System.Collections.Generic;
using System.Globalization;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Linq.Expressions;
using System.Net;
using System.Text;
using System.Configuration;
using System.Text.RegularExpressions;

namespace ProgramConsole
{
    public class Program
    {
        public static void Main(string[] args)
        {
            string value =  "Page1: This is my new Page1     --------     Page2: This is my new Page 2     --------     Page3: This is my new Page3     --------     ";
            string[] delimiters = new string[] { "     --------     " };
            string[] parts = value.Split(delimiters, StringSplitOptions.RemoveEmptyEntries);

            foreach (var item in parts)
            {
                Console.WriteLine(item);
            }
        }
    }
}