Finally, the vizier became the queen, and at the end of the 15th century a change in the rules of the game made the queen the most powerful piece on the chessboard. Until the present century, chess was regarded primarily as a game for the wealthy and leisured classes in society. Among all board games, chess seems to posses the perfect blend of strategy and tactics. It also has the advantage of its finely differentiated playing pieces. They are not merely rounded lumps of wood or stone but individuals, each with its own power and attributes.
Chess is a game that involves the ego completely.
Chess combines elements of both art and science. Analyzing a chess game is a primarily an exercise in logic, yet arriving at a profound strategical position can bring a genuine sense of creative satisfaction. There is also the competitive aspect of the game. Chess is not a solitary exercise, like solving a crossword puzzle, but a battle between two individuals, a struggle of mind and will. Through the use of Quake's engine, a realistic 3D enviroment is introduced to chess.