class ClientInfo
        {
            public int posX, posY, score;

            ClientInfo( int x, int y )
            {
                posX = x;
                posY = y;
                score = 0;
            }
        }

        Dictionary<string, ClientInfo> clients = new Dictionary<string, ClientInfo>();

        //            01234567890 012345678 012345678 0123456789
        String str = "portID:XXXX,PosX=XXXX,PosY=XXXX,Score=XXXX";

        void ParseClientInfo( string msg )
        {
            char[] delimited = new char[] { ',' };

            string[] parsed = str.Split( delimited );

            int portID = Convert.ToInt32( parsed[0].Substring( 7 ) );

            int pX = Convert.ToInt32( parsed[1].Substring( 5 ) );

            int pY = Convert.ToInt32( parsed[2].Substring( 5 ) );

            int score = Convert.ToInt32( parsed[3].Substring( 6 ) );

            clients[ portID.ToString() ].posX = pX;
            clients[ portID.ToString() ].posY = pY;
            clients[ portID.ToString() ].score = score;
        }