ChessBase - Chess Quiz

Highscores

Rank	Name	Quiz Elo
5579	USER_WTHwWGGl8r	1800
5580	USER_R9F8ldHUgY	1800
5581	USER_ueS0RTN4Z5	1800
5582	USER_7U4Sy2uM4S	1800
5583	USER_ughA7z9owk	1800
5584	USER_zZ2ENazM07	1800
5585	USER_tUKsyMRN5D	1800
5586	USER_7g15s9v41i	1800
5587	USER_WVsn6R75i4	1800
5588	lazarus_jr	1800

last week

Highest Elo gains

dessenne (+109.6)
Rafael de Sousa Assis (+34.7)
RIDHAM SHAH (+27.0)

Most active users

RIDHAM SHAH (75)
dessenne (31)
Macelowsky (24)

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€69.90

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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