The new Opening Encyclopaedia 2021 is a collection of all the opening articles from all the issues of ChessBase Magazine and covers with more than 1,200 articles the whole gamut of openings. An enormous treasure trove of ideas and high-level analysis! In the new edition, as usual the number of articles has increased – compared to the previous year 66 new opening articles as well as 349 new opening surveys have been added. The menu structure offers comfortable access to all tutorials and articles. Under the main categories “Open games”, “Semi-open games”, “Closed openings”, “Semi closed openings”, “English Opening and Reti” and “Flank openings” you will find all the recommendations and analyses classified according to the names of the openings.