About Chess Grandmaster GameChess Grandmaster is a single-player chess game where players can play against the computer, or go through a series of pre-designed puzzles. The bottom center of the welcome screen has a HELP button which shows the rules of chess. There are 219 puzzles requiring 2 moves, 483 puzzles requiring 3 moves, and 459 puzzles requiring 4 moves. Historically relevant puzzles can be played in any order. When you play a quick match against the computer you can choose to play as white or black, and can set the difficulty level to easy, medium, or hard. Checkmate your opponent to win. The game tracks your total move count along with how long you played each game. This is a JavaScript web application which uses cross-platform mobile-friendly HTML. All modern web browsers like Microsoft Edge, Apple Safari, Google Chrome, Mozilla Firefox and Opera should support it. This game works on just about any type of computing device including Microsoft Windows desktop computers, Apple OSX Mac computers, iOS powered tablets and phones like the iPad and iPhone, laptops like the Google Chromebook, and the many types of mobile phones from manufacturers like Samsung which are powered by Google Android.