Information: - In computer chess, a chess engine is a computer program that analyses chess positions and makes decisions on the best chess moves. - Fruit is a chess engine developed by Fabien Letouzey . In the SSDF rating list released on November 24 , 2006 , Fruit version 2.2.1 had a rating of 2842 . In the CEGT rating list released on January 24 , 2007 , Fruit version 2.2.1 had a rating of 2776 . - Chess is a two-player strategy board game played on a chessboard, a checkered gameboard with 64squares arranged in an eight-by-eight grid. Chess is played by millions of people worldwide, both amateurs and professionals. - Computer chess is a game of computer architecture encompassing hardware and software capable of playing chess autonomously without human guidance. Computer chess acts as solo entertainment (allowing players to practice and to better themselves when no sufficiently strong human opponents are available), as aids to chess analysis, for computer chess competitions, and as research to provide insights into human cognition. - A computer program is a collection of instructions that performs a specific task when executed by a computer. A computer requires programs to function, and typically executes the program's instructions in a central processing unit. What object entity has the relation of 'instance of' with the subject 'fruit '? Choices: - architecture - board game - chess - chess engine - cognition - computer architecture - computer chess - computer program - eight - function - game - strategy
Answer:
computer chess