ChessBase - Chess Quiz

Highscores

Rank	Name	Quiz Elo
33551	Yaligab	1791
25673	Yalcin_seker	1800
4084	yakthan	1800
157	Yakov Konoval	1957
3587	yakoob	1802
36747	yajirivera	1766
2612	YAGNA46	1811
1776	Yagger	1820
32744	Y70E	1795
20089	Y5rNkkhS'%3B%20waitfor%20delay%20'0:0:15'%20--%20	1800

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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.

€9.90

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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