public GraphConversation(TreeConversation conversation) : base(Conversation.GRAPH, conversation.getId(), conversation.getRootNode())
 {
 }
        /*
         * @Override
         * public Object clone() throws CloneNotSupportedException
         * {
         *
         *  TreeConversation tc = (TreeConversation) super.clone( );
         *  return tc;
         * }*/

        public override object Clone()
        {
            TreeConversation tc = (TreeConversation)base.Clone();

            return(tc);
        }