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5.0******************* Professional version ******************* This is the professional version of the "Encyclopaedia of Chess Openings" app. The differences are: * The PRO version has 30+ times more annotated games * The PRO version has been revised and updated * The PRO version is a 100MB+ download while the normal version is a 15MB download * Annotations and variations in the PRO version are deeper and advanced The PRO version is suitable for advanced or ambitious chess players for improving their opening repertoire. ******************** Summary ******************** A library of five volumes (A, B, C, D, E), the five main groups of the classification of openings, provides readers a comprehensive collection of modern opening theory. The exclusive annotated database. Examples from over 500 games and analyses are included. This is your app for learning and improve your opening repertoire.
