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Player profile

Trendafilov, Simeon

Standard: 2080 Rapid: 2113 Blitz: 2075 (last updated 2026-11-02)
FIDE ID: 2944120 (view FIDE profile)
Federation: BUL Sex: M Birth Year: 2007 Age: 19
Title: — Women's title: — Other title: — FOA title: —
Games: 39 Wins: 18 (46%) Draws: 8 (21%) Losses: 13 (33%)
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Dossier

35 of 39 games analyzed.

Accuracy: 89.9%
Opened d4: 11/20Opened Nf3: 8/20Opened e4: 1/20
Castled kingside: 31Same-side castling: 29Castled queenside: 3Opposite-side castling: 2Did not castle: 1
Fianchettoed kingside: 19Played in the center: 15Fianchettoed queenside: 8Played on the kingside: 8Played on the queenside: 8
Space advantage: 25Active pieces: 23Kept the bishop pair: 22Sacrificed material: 21Backward pawn: 21Initiated exchanges: 18Isolated pawn: 14Missed tactics: 12Avoided exchanges: 9Played gambits: 3
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Openings

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As White 22 games 12W 3D 7L
English Opening 4 games 2W 0D 2L
Symmetrical Variation 3 games 2W 0D 1L
Three Knights, Fianchetto Variation 1 game 0W 0D 1L
Mecking Variation 1 game 1W 0D 0L
Anti-Benoni Variation 1 game 1W 0D 0L
Anglo-Indian Defense 1 game 0W 0D 1L
King's Indian Formation 1 game 0W 0D 1L
Catalan Opening 4 games 2W 1D 1L
Open Defense 2 games 2W 0D 0L
Modern Sharp Variation 2 games 2W 0D 0L
Closed 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Indian Defense 3 games 2W 0D 1L
Karpov System 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Fianchetto Variation 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
Zukertort Opening 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
Queen's Gambit Declined 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Caro-Kann Defense 1 game 1W 0D 0L
Two Knights Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Indian Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
Traditional Variation, Nimzowitsch Line 1 game 1W 0D 0L
Queen's Pawn Game 1 game 0W 0D 1L
Symmetrical Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Benko Gambit Accepted 1 game 1W 0D 0L
Fully Accepted Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Benoni Defense 1 game 1W 0D 0L
Old Benoni 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Réti Opening 1 game 0W 1D 0L
Anglo-Slav Variation 1 game 0W 1D 0L
with g3 1 game 0W 1D 0L
Indian Defense 1 game 0W 0D 1L
Przepiorka Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 17 games 6W 5D 6L
Sicilian Defense 5 games 3W 2D 0L
Moscow Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Modern Variations 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Czerniak Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Richter-Rauzer Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Classical Variation 1 game 0W 1D 0L
Anti-Sozin Variation 1 game 0W 1D 0L
Scandinavian Defense 3 games 0W 0D 3L
Valencian Variation 1 game 0W 0D 1L
Main Line 1 game 0W 0D 1L
Main Line 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Portuguese Gambit 1 game 0W 0D 1L
Lusophobe Variation 1 game 0W 0D 1L
Queen's Gambit Declined 3 games 1W 1D 1L
Three Knights Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Exchange Variation 1 game 1W 0D 0L
Reshevsky Variation 1 game 1W 0D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
London System 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Queen's Pawn Game 1 game 0W 0D 1L
Accelerated London System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Catalan Opening 1 game 1W 0D 0L
Closed 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
English Opening 1 game 0W 0D 1L
Agincourt Defense 1 game 0W 0D 1L
Bogoljubow Defense 1 game 0W 0D 1L
Indian Defense 1 game 0W 1D 0L
London System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Blunders Top 4 of 166

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

2025.10.25 · 51... Bg7 (−45.2% win chance) 1-0
Trendafilov, Simeon
Ozen, Deniz
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2026.08.15 · 35. Be5 (−42.1% win chance) 1-0
Malchev, Nikola
Trendafilov, Simeon
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2026.08.14 · 28... Rf8 (−41% win chance) 1-0
Trendafilov, Simeon
Beerdsen, Thomas
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2025.10.26 · 60... f6 (−39.1% win chance) 1/2-1/2
Trendafilov, Simeon
Elci, Yigit
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View blunders & mistakes
Games Showing all 39 games
Date Event Round Color Opponent Result Accuracy % First moves