ChessBase - Chess Quiz

Highscores

Rank	Name	Quiz Elo
36586	putzi54	1769
4922	PUVACROM	1800
38186	puwongytong	1736
2744	puzzledpawn	1810
32844	pvc	1795
3590	pvedalatha11	1802
1560	PViolini	1824
20112	PVPlOnmQ'))%20OR%20346=(SELECT%20346%20FROM%20PG_SLEEP(15))--	1800
38507	PVPMASTERYIFY	1724
38990	pvsri	1686

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)
Ricardo Calvo Carbonell (28)

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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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