using System;

using System.Linq;

​

public class Program

{

    public static void Main()

    {

        var firstData = Enumerable.Range(1, 5).Select(item => $"First: {item}");

        var secondData = Enumerable.Range(1, 5).Select(item => $"Second: {item}");

        var thirdData = Enumerable.Range(1, 5).Select(item => $"Third: {item}");

        foreach ((string firstItem, string secondItem, string thirdItem)in firstData.Zip(secondData, thirdData))

        {

            Console.WriteLine($"{firstItem}, {secondItem}, {thirdItem}");

        }

    }

}