Chess is a move and countermove game. Passing on your turn to move is not an option; you are required to make a move. Virtually every person on this planet knows what the word “Checkmate” means. It is ubiquitous in movies, even though the boards are sometimes set up incorrectly, lending little credibility to the directors’ knowledge of the game — but I digress.On the other hand, all serious chess players know what the word “Zugzwang” means, whil…