Sergej Krefenstein

Full name

Sergej Krefenstein

Born

1980 (age 46)‎

Place of birth

Federation

Germany

Bio

Most Played Openings

White Pieces

Sicilian Defense: Kan, Modern, Polugaevsky Variation (1 games)

English Opening: Caro-Kann Defensive System (1 games)

Réti Opening: Réti Gambit Declined, Advance Variation (1 games)

French Defense: Knight Variation, Two Knights Variation (1 games)

Sicilian Defense: Open, Pelikán and Sveshnikov Variations (1 games)

Black Pieces

English Opening: Symmetrical Variation (4 games)

Caro-Kann Defense: Advance, Tal Variation (2 games)

Indian Game: Knights Variation, East Indian Defense (2 games)

Nimzo-Indian Defense: Three Knights Variation (1 games)

Slav Defense (1 games)

Games

Players	Result	Moves	Year
Sergej Krefenstein (2048) Cliff Wichmann (2264)	½-½	12	2025
Sergej Krefenstein (2048) Jonas Foerster (2218)	0-1	36	2025
Sergej Krefenstein (2014) Fabian Jahnz (2242)	0-1	25	2025
Sergej Krefenstein (2014) Christoph Nogly (2203)	1-0	48	2025
Julian Noeldner (2279) Sergej Krefenstein (2014)	½-½	47	2025
Michael Klenburg (2338) Sergej Krefenstein (2014)	1-0	52	2025
Sergej Krefenstein (2125) Atila Gajo Figura (2394)	1-0	26	2019
Vadim Chichkine (2428) Sergej Krefenstein (2139)	1-0	25	2019
Sergej Krefenstein (2120) Ali Polatel (2230)	0-1	88	2018
Sergej Krefenstein (2120) Jonas Hacker (2316)	0-1	24	2018