Player profile

Both, Bert

Standard: 2050 Rapid: 0 Blitz: 0 (last updated 2026-10-02)
FIDE ID: 1014340 (view FIDE profile)
Federation: NED Sex: M Birth Year: 1957 Age: 69
Title: — Women's title: — Other title: — FOA title: —
Games: 5 Wins: 0 (0%) Draws: 1 (20%) Losses: 4 (80%)
Dossier

5 of 5 games analyzed.

Accuracy: 83.6%
Opened d4: 1/2Opened Nf3: 1/2
Castled kingside: 3Same-side castling: 3Did not castle: 2
Played in the center: 3Fianchettoed kingside: 2Played on the queenside: 1
Isolated pawn: 3Kept the bishop pair: 3Backward pawn: 3Space advantage: 3Active pieces: 3Avoided exchanges: 3Missed tactics: 2Sacrificed material: 1Initiated exchanges: 1
Openings

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As White 2 games 0W 0D 2L
Slav Defense 1 game 0W 0D 1L
Quiet Variation 1 game 0W 0D 1L
Schallopp Defense 1 game 0W 0D 1L
Queen's Indian Defense 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
Polugaevsky Gambit 1 game 0W 0D 1L
As Black 3 games 0W 1D 2L
Sicilian Defense 3 games 0W 1D 2L
O'Kelly Variation 1 game 0W 0D 1L
Normal System 1 game 0W 0D 1L
French Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Taimanov Variation 1 game 0W 0D 1L
Bastrikov Variation, English Attack 1 game 0W 0D 1L
Blunders Top 4 of 26

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

2025.12.30 · 50. hxg5 (−47.5% win chance) 0-1
Kim, Changhoon
Both, Bert
View game
2025.12.30 · 45. Nd5+ (−36% win chance) 0-1
Kim, Changhoon
Both, Bert
View game
2025.12.29 · 22... d5 (−33% win chance) 1/2-1/2
Both, Bert
Swiatkowski, Dominik
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2025.12.28 · 32... Rd8 (−27.1% win chance) 1-0
Both, Bert
Golding, Alex
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Games Showing all 5 games
Date Event Round Color Opponent Result Accuracy % First moves