using System;

using System.Linq;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        List<(string blah, int hmm, Guid? id)?> results = new List<(string blah, int hmm, Guid? id)?>();

        var result = results.LastOrDefault();

        if ( result?.blah == null )

            Console.WriteLine("Bad");

        else

            Console.WriteLine("Good");

        Console.WriteLine(result?.id);

    }

}