https://decodechess.com/wp-content/uploads/2016/12/manbg1920.jpg 1080 1920 fdg5f7 https://decodechess.com/wp-content/uploads/2018/10/Logo_1.png fdg5f72016-03-13 12:55:522017-05-22 06:26:12Learning chess as research: Functionality of the pieces https://decodechess.com/wp-content/uploads/2016/12/manbg1920.jpg 1080 1920 fdg5f7 https://decodechess.com/wp-content/uploads/2018/10/Logo_1.png fdg5f72016-03-13 12:55:522017-05-22 06:26:12Learning chess as research: Functionality of the pieces