Develop a feature-rich chess game using HTML5, CSS3, and JavaScript. Create a realistic chessboard with proper piece rendering. Implement standard chess rules with move validation. Add move highlighting and piece movement animation. Include game clock with multiple time control options. Implement notation recording with PGN export. Add game analysis with move evaluation. Include AI opponent with adjustable difficulty levels. Support online play with WebRTC or WebSocket. Add opening book and common patterns recognition. Implement tournament mode with brackets and scoring.
使用 HTML5、CSS3 和 JavaScript 开发一款功能丰富的国际象棋游戏。创建一个具有真实棋子渲染效果的国际象棋棋盘。实现标准国际象棋规则并包含走法验证。添加走法高亮和棋子移动动画。包含支持多种时间控制选项的游戏计时器。实现走法记录并支持 PGN 导出。添加带有走法评估的棋局分析功能。包含可调节难度等级的 AI 对手。支持使用 WebRTC 或 WebSocket 进行在线对战。添加开局棋谱和常见模式识别。实现包含对阵表和积分系统的锦标赛模式。