Una clase

Nested classes

  public class Match : ITwoPlayersGame
    {
        
        private Board Board { get; set; }
        private MatchCoordinator Coordinator { get; set; }

        public Match()
        {
            ...
        }


        public sealed class MatchCoordinator
        {
            public MatchCoordinator(Match match)
            {
                Match = match;
            }

            private Match Match { get; set; }

           ...
           
            private bool CanContinueGame()
            {
                return !Match.Board.IsFull && !Match.HasWinner;
            }
        }
    }