Online Circular Chess in Silverlight, ASP.NET AJAX, WCF Web Services, and LINQ to SQL

using System;

namespace CChess
{
    public class CChessSquare
    {
        public CChessSquare(byte ring, byte square)
        {
            _ring = ring;
            _square = square;
        }

        private byte _ring;
        private byte _square;

        public byte Ring
        {
            get { return _ring; }
        }

        public byte Square
        {
            get { return _square; }
        }

        /// <summary>
        /// Gets the color of the square.
        /// </summary>
        public CChessColors Color
        {
            get
            {
                if (_ring % 2 == 0)
                {
                    if (_square % 2 == 0)
                    {
                        return CChessColors.White;
                    }
                    else
                    {
                        return CChessColors.Black;
                    }
                }
                else
                {
                    if (_square % 2 == 0)
                    {
                        return CChessColors.Black;
                    }
                    else
                    {
                        return CChessColors.White;
                    }
                }
            }
        }

        public override bool Equals(object right_hand)
        {
            if (right_hand == null)
            {
                return false;
            }

            if (ReferenceEquals(this, right_hand))
            {
                return true;
            }

            CChessSquare right_square = right_hand as CChessSquare;
            if (right_square == null)
            {
                return false;
            }

            return ((_square == right_square.Square) && (_ring == right_square.Ring));
        }
    }
}