Investigations

March 6, 2026

Chessable World Champion: Calculation Training...

Two years after the launch of the UK’s Invest in Women Taskforce, its flagship fund of funds is yet to deploy any capital


Amy Lewin

8 min read

The Bootstrap 4F team at the London Stock Exchange, April 2025

Chessable World Champion: Calculation Training...

: The core of the course is a step-by-step mental blueprint that helps you stay alert for combinations. It includes identifying 4 major warning signs for tactics and a 9-step process for keeping track of attackers, defenders, and critical lines.

: Positions are "mined" from the games of legendary World Champions. For example: Part 1 : Steinitz, Lasker, Capablanca, and Alekhine. Part 2 : Euwe, Botvinnik, Smyslov, and Tal. Part 3 : Petrosian and Spassky. Part 4 : Bobby Fischer.

: The courses include several hours of synced video (ranging from ~5.5 to over 8 hours depending on the part) where Oleksiyenko explains the historical context and how the calculation method reveals specific solutions. Course Structure Chessable World Champion Calculation Training...

Finding the brilliant combinations that the champions in their games.

: These are considered the "heart" of the course, providing the theory behind the calculation method before you dive into the puzzles. : The core of the course is a

: Exercises are typically split into two types:

The World Champion Calculation Training series on Chessable by is a specialized instructional series designed to fix the problem of blundering and missing tactical opportunities in sharp positions. Key Course Features For example: Part 1 : Steinitz, Lasker, Capablanca,

Finding continuations where the a tactical shot.

Amy Lewin

Amy Lewin is Sifted’s editor and host of Startup Europe — The Sifted Podcast . Follow her on X, LinkedIn and Bluesky

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