A comprehensive Model Context Protocol (MCP) server that provides advanced chess analysis capabilities by implementing Chess Context Protocol Server and integrating Stockfish engine evaluation, positional theme analysis, opening databases, puzzle training, game visualization, and chess knowledge for enhanced chess understanding and gameplay improvement. It offers core analysis tools such as Stockfish integration with configurable search depth; theme analysis evaluating material, mobility, space, positional factors, and king safety; variation analysis for comparing lines; move validation and descriptive board states; and a comprehensive game review with theme progression. Interactive features include visual HTML board rendering, dynamic game viewer with move navigation, puzzle training via Lichess puzzles with theme filtering, and game fetching for analyzing user games. Database integrations cover Lichess master and user games, large puzzle databases, and ChessDB; and the knowledge base includes chess principles, endgame theory, strategic concepts, and puzzle themes to support chess improvement.