ChessBase - Chess Quiz

Highscores

Rank	Name	Quiz Elo
33710	Martynas Bondar	1790
3428	Martynka	1803
8889	marul688	1800
13040	marv62	1800
164	Marvins	1952
14292	marvinviniciuss	1800
1110	marwim	1837
3419	marxaurelius	1803
38630	maryfullcrack	1713
35948	Maryna	1776

last week

Highest Elo gains

dessenne (+109.6)
IMCG (+105.5)
Rafael de Sousa Assis (+34.7)

Most active users

RIDHAM SHAH (75)
Flamer (63)
IMCG (55)

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Petroff Defence Powerbook 2026

The major part of the material on which the Petroff Defence Powerbook 2026 is based comes from the engine room of playchess.com: 357 000 games. This imposing number is supplemented by another 17 000 from Mega and from correspondence chess.

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Petroff Defence Powerbase 2026

Petroff Defence Powerbase 2026 is a database which contains 6475 high class games from Mega 2026 and the Correspondence Database 2026, of which 682 annotated.

€9.90

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