E-DVD ROMAN'S LAB - VOLUME 65 - The Difference Between Sound and Unsound Ways to Play Sharp Openings Chess Openings on DVDs Botvinnik also called these analyses

Botvinnik also called these analyses  “characteristics”

Aron Nimzowitsch was one of the greatest chess players of the 1920s and 1930s

while Jeffery Xiong gained invaluable experience in what was his first elite tournament

Encyclopaedia of Chess Endings

Lesson 20: The Art of Transition to Middle Game Part 2

E-DVD ROMAN'S LAB - VOLUME 65 - The Difference Between Sound and Unsound Ways to Play Sharp Openings Chess Openings on DVDs Botvinnik also called these analysesHosted by: Grandmaster Roman Dzinzichashvili Running Time: Over 60 Minutes On this DVD Roman will take you through several sharp openings demonstrating what happens when you violate the sound and established principles of chess, specifically, becoming too active before completing development. He also goes over the criteria needed to be satisfied before playing sharp continuations, gambits and sacrifices. Roman will help you understand the difference