This kind of expert chess game, as a collection of amateur experts with certain chess skills, is not bad to play music in their spare time. When it is difficult to by going up one flight of stairs at a certain stage, it may be a blessing to look at the master's works. But as most ordinary chess players, it is better to improve the basic skills: setting shape, hamstring, life and death. .

For a good book on hand tendons, I strongly recommend the Go Hand Tendon Dictionary (by Fujizawa Hedeyuki).