Player profile

Pruefer, Friedbert, Prof. Dr.

Standard: 2177 Rapid: 0 Blitz: 2149 (last updated 2026-11-02)
FIDE ID: 24699772 (view FIDE profile)
Federation: GER Sex: M Birth Year: 1953 Age: 73
Title: — Women's title: — Other title: — FOA title: —
Games: 28 Wins: 10 (36%) Draws: 9 (32%) Losses: 9 (32%)
Dossier

25 of 28 games analyzed.

Accuracy: 90.3%
Opened d4: 10/10
Castled kingside: 18Same-side castling: 13Did not castle: 5Castled queenside: 2Opposite-side castling: 1
Played in the center: 10Fianchettoed kingside: 9Played on the kingside: 7Played on the queenside: 7Fianchettoed queenside: 1
Active pieces: 19Sacrificed material: 15Initiated exchanges: 12Space advantage: 11Backward pawn: 11Isolated pawn: 9Kept the bishop pair: 8Avoided exchanges: 7Missed tactics: 6Played gambits: 5
Openings

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As White 12 games 5W 3D 4L
Indian Defense 4 games 1W 2D 1L
Accelerated London System 3 games 0W 2D 1L
(unspecified) 3 games 0W 2D 1L
Pseudo-Benko 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Pawn Game 4 games 1W 1D 2L
London System 2 games 0W 0D 2L
(unspecified) 2 games 0W 0D 2L
Accelerated London System 2 games 1W 1D 0L
Steinitz Countergambit 1 game 0W 1D 0L
Steinitz Countergambit, Morris Countergambit Accepted 1 game 1W 0D 0L
Philidor Defense 1 game 1W 0D 0L
Lion Variation 1 game 1W 0D 0L
Lion's Claw, with Bc4 and h6 1 game 1W 0D 0L
Modern Defense 1 game 0W 0D 1L
Standard Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Dutch Defense 1 game 1W 0D 0L
Staunton Gambit 1 game 1W 0D 0L
Alekhine Variation 1 game 1W 0D 0L
Slav Defense 1 game 1W 0D 0L
Exchange Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
As Black 16 games 5W 6D 5L
Pirc Defense 2 games 1W 1D 0L
Classical Variation 1 game 1W 0D 0L
Schlechter Variation 1 game 1W 0D 0L
150 Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Nimzowitsch Defense 2 games 1W 1D 0L
Scandinavian Variation 2 games 1W 1D 0L
Exchange Variation 1 game 0W 1D 0L
Advance Variation 1 game 1W 0D 0L
Indian Defense 2 games 1W 0D 1L
Budapest Gambit Accepted 1 game 0W 0D 1L
Main Line, Rubinstein Variation 1 game 0W 0D 1L
Spielmann-Indian 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Grünfeld Defense 2 games 1W 1D 0L
Three Knights Variation 2 games 1W 1D 0L
Hungarian Variation 1 game 1W 0D 0L
(unspecified) 1 game 0W 1D 0L
Scandinavian Defense 2 games 0W 1D 1L
Gubinsky-Melts Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Mieses-Kotroc Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
English Opening 2 games 0W 1D 1L
Drill Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Anglo-Indian Defense 1 game 0W 1D 0L
Anglo-Grünfeld Variation 1 game 0W 1D 0L
King's Indian Defense 1 game 0W 1D 0L
Fianchetto Variation 1 game 0W 1D 0L
Immediate Fianchetto 1 game 0W 1D 0L
Modern Defense 1 game 1W 0D 0L
Lizard Defense 1 game 1W 0D 0L
Mittenberger Gambit 1 game 1W 0D 0L
Neo-Grünfeld Defense 1 game 0W 0D 1L
with g3 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Hungarian Opening 1 game 0W 0D 1L
Indian Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 96

This player's costliest moves in analyzed games. Can you find the winning move?

2024.07.09 · 32... Rb4 (−65.2% win chance) 1-0
Pruefer, Friedbert, Prof. Dr.
Dovzhenko, Viktor
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2025.09.24 · 21... Qd4 (−33.6% win chance) 1/2-1/2
Pruefer, Friedbert, Prof. Dr.
Gruzmann, Boris
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2025.02.24 · 26. N1d2 (−30.2% win chance) 0-1
Pivard, Jean-Louis
Pruefer, Friedbert, Prof. Dr.
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2024.07.04 · 39. Rc1 (−29.5% win chance) 0-1
Janocha, Wieslaw
Pruefer, Friedbert, Prof. Dr.
View game
Games Showing all 28 games
Date Event Round Color Opponent Result Accuracy % First moves