ChessBase - Chess Quiz

Highscores

Rank	Name	Quiz Elo
2959	Yobecha	1807
2736	Yoanthechessmain	1810
38576	ynez	1717
2059	ymsena	1817
1568	YmmitNaahais	1824
34057	ymkm13	1789
37259	ylr5000	1758
17858	ykjEdCAE')%20OR%20933=(SELECT%20933%20FROM%20PG_SLEEP(15))--	1800
4046	ykartobi	1800
38246	YJH	1732

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.

€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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