Player profile

Ren, Yibai

Standard: 1981 Rapid: 2032 Blitz: 2192 (last updated 2026-11-02)
FIDE ID: 8630143 (view FIDE profile)
Federation: CHN Sex: M Birth Year: 2009 Age: 17
Title: — Women's title: — Other title: — FOA title: AGM
Games: 121 Wins: 53 (44%) Draws: 36 (30%) Losses: 32 (26%)
Dossier

110 of 121 games analyzed.

Accuracy: 91.3%
Opened e4: 44/45Opened Nf3: 1/45
Castled kingside: 74Same-side castling: 60Castled queenside: 9Opposite-side castling: 9Did not castle: 7
Fianchettoed kingside: 40Played in the center: 34Played on the kingside: 24Played on the queenside: 20Fianchettoed queenside: 11
Active pieces: 65Sacrificed material: 61Initiated exchanges: 59Kept the bishop pair: 50Backward pawn: 48Space advantage: 48Isolated pawn: 42Played gambits: 21Avoided exchanges: 19Missed tactics: 17
Openings

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As White 50 games 24W 16D 10L
Sicilian Defense 19 games 10W 7D 2L
Najdorf Variation 6 games 1W 3D 2L
English Attack 6 games 1W 3D 2L
Lasker-Pelikan Variation 4 games 4W 0D 0L
Sveshnikov Variation, Chelyabinsk Variation 2 games 2W 0D 0L
Sveshnikov Variation 2 games 2W 0D 0L
Accelerated Dragon 2 games 2W 0D 0L
Maróczy Bind 2 games 2W 0D 0L
Taimanov Variation 2 games 1W 1D 0L
(unspecified) 1 game 1W 0D 0L
Bastrikov Variation, English Attack 1 game 0W 1D 0L
Four Knights Variation 1 game 1W 0D 0L
Cobra Variation 1 game 1W 0D 0L
Godiva Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Kupreichik Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Kan Variation 1 game 1W 0D 0L
Maróczy Bind, Réti Variation 1 game 1W 0D 0L
Open 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Ruy Lopez 10 games 3W 3D 4L
Morphy Defense 2 games 1W 1D 0L
Anderssen Variation 1 game 1W 0D 0L
(unspecified) 1 game 0W 1D 0L
Open Berlin Defense 2 games 0W 2D 0L
l'Hermet Variation 2 games 0W 2D 0L
Closed 2 games 2W 0D 0L
Martinez Variation 2 games 2W 0D 0L
Open 2 games 0W 0D 2L
(unspecified) 1 game 0W 0D 1L
Dilworth Variation 1 game 0W 0D 1L
Berlin Defense 1 game 0W 0D 1L
Rio Gambit Accepted 1 game 0W 0D 1L
Fianchetto Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
French Defense 10 games 7W 2D 1L
Advance Variation 10 games 7W 2D 1L
Euwe Variation 4 games 3W 1D 0L
Main Line 2 games 1W 1D 0L
Milner-Barry Gambit, Hector Variation 2 games 2W 0D 0L
(unspecified) 1 game 0W 0D 1L
Wade Variation 1 game 1W 0D 0L
Caro-Kann Defense 5 games 0W 2D 3L
Advance Variation 4 games 0W 2D 2L
Botvinnik-Carls Defense 3 games 0W 2D 1L
Tal Variation 1 game 0W 0D 1L
Exchange Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Alekhine Defense 1 game 0W 1D 0L
Brooklyn Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
King's Indian Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Modern Defense 1 game 1W 0D 0L
Standard Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Scandinavian Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Petrov's Defense 1 game 0W 1D 0L
Nimzowitsch Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Neo-Grünfeld Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
Modern Defense 1 game 1W 0D 0L
As Black 50 games 19W 15D 16L
Sicilian Defense 18 games 7W 5D 6L
Kan Variation 7 games 2W 1D 4L
Maróczy Bind, Réti Variation 3 games 1W 0D 2L
Swiss Cheese Variation 2 games 0W 1D 1L
Wing Attack 1 game 0W 0D 1L
Maróczy Bind, Bronstein Variation 1 game 1W 0D 0L
Classical Variation 3 games 2W 1D 0L
(unspecified) 2 games 1W 1D 0L
Sozin Attack 1 game 1W 0D 0L
Moscow Variation 3 games 1W 2D 0L
Main Line 2 games 0W 2D 0L
Sokolsky Variation 1 game 1W 0D 0L
Richter-Rauzer Variation 2 games 0W 0D 2L
Neo-Modern Variation, Early Deviations 1 game 0W 0D 1L
Neo-Modern Variation 1 game 0W 0D 1L
Alapin Variation 1 game 1W 0D 0L
Barmen Defense 1 game 1W 0D 0L
Closed 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Czerniak Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
English Opening 9 games 4W 3D 2L
Symmetrical Variation 5 games 3W 0D 2L
(unspecified) 2 games 1W 0D 1L
Ultra-Symmetrical Variation 1 game 1W 0D 0L
Four Knights Variation 1 game 1W 0D 0L
Three Knights, Fianchetto Variation 1 game 0W 0D 1L
Anglo-Indian Defense 3 games 0W 3D 0L
(unspecified) 1 game 0W 1D 0L
King's Indian Formation 1 game 0W 1D 0L
Anglo-Grünfeld Variation 1 game 0W 1D 0L
Adorjan Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Neo-Grünfeld Defense 5 games 1W 1D 3L
Ultra-Delayed Exchange Variation 3 games 1W 1D 1L
(unspecified) 3 games 1W 1D 1L
Classical Variation 2 games 0W 0D 2L
Original Defense 2 games 0W 0D 2L
Grünfeld Defense 5 games 1W 3D 1L
Exchange Variation 5 games 1W 3D 1L
(unspecified) 3 games 1W 1D 1L
Modern Exchange Variation 2 games 0W 2D 0L
Zukertort Opening 3 games 0W 0D 3L
Sicilian Invitation 2 games 0W 0D 2L
(unspecified) 2 games 0W 0D 2L
Nimzo-Larsen Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Indian Defense 2 games 1W 1D 0L
Fianchetto Variation 2 games 1W 1D 0L
Yugoslav System 1 game 1W 0D 0L
Larsen Defense 1 game 0W 1D 0L
Polish Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Pawn Game 1 game 1W 0D 0L
Modern Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Pirc Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Rat Defense 1 game 1W 0D 0L
English Rat 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
London System, with Be2 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Indian Attack 1 game 0W 1D 0L
Symmetrical Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Trompowsky Attack 1 game 1W 0D 0L
Edge Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Indian Defense 1 game 0W 0D 1L
Anti-Grünfeld 1 game 0W 0D 1L
Basman-Williams Attack 1 game 0W 0D 1L
Blunders Top 4 of 438

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

2026.08.07 · 42. fxe6 (−47.5% win chance) 1/2-1/2
Zhang, Jiazhen
Ren, Yibai
View game
2026.08.03 · 29... Bxf2+ (−47.5% win chance) 1-0
Ren, Yibai
Peng, Yicheng(BJ)
View game
2026.08.03 · 36... Qxa2+ (−47.5% win chance) 1-0
Ren, Yibai
Peng, Yicheng(BJ)
View game
2026.04.05 · 93. Rb6 (−43.9% win chance) 0-1
Feng, Kuixiu
Ren, Yibai
View game
Games Showing all 121 games
Date Event Round Color Opponent Result Accuracy % First moves