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€29.90
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For those who haven’t recently done any calculation training, there is the Calculation Training Booster. After all, every chess brain needs regular stimulation, as you don’t want to become a lazy player - avoiding calculating critical variations or simply failing to calculate properly.

Languages:
English
Level:
Advanced Tournament player Professional
Streaming:
Delivery:
Download, Postal Delivery
Published:
Mar 2022
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