Fontaine, Robert

SUI SUI·Born 1980·FIDE #605590

2527Classical

—Rapid

—Blitz

Statistics

Total872

Wins334

Draws305

Losses233

38%35%27%

Play Style

before facing themWhat you need to know before facing them

Elite accuracy: 90.8% average

Very consistent (91%)

Very precise: only 0.1 blunders/game

Dominates 1.e4 as

(61% in 367 games)

Play against Fontaine's Twin

Uses their openings, level & style

Practice against a bot that uses their real openings and playing style

Ready to play

872 games analyzed

Deep Analysis

Stockfish 18 · Classical · 14 analyzedStockfish 18 · Classical games · 14 analyzed

Accuracy by phase

Opening

96.4%

Middlegame

92.9%

Endgame

91.8%

Clutch Factor

-4%

Winning (+2)Winning (+2)

85%0g

EqualEqual position

92%7g

Losing (−2)Losing (−2)

89%7g

Accuracy under pressure

Problematic Pieces — which cause most errors?

27%

6 err

23%

5 err

18%

4 err

14%

3 err

14%

3 err

1 err

Critical Moment

Move 36 avg

1-15

16-25

50%

26-35

50%

36-45

46+

50% of blunders occur after move 26-35 — keep tension until then.of blunders occur after move 26-35 — keep tension until then.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

Hotspot zone

c5 / e2

Critical squares

3 err

2 err

1 err

c5/e2 concentrate most errors. Force decisions in those zones.

Openings

872 gamesBased on 872 player games

Weaknesses

— exploit these— exploit these lines

aswhite41.2%losses

French: Winawer — 1.e4 e6 2.d4 d5 3.Nc3 Bb4

17 games · last played 22 years agoPlay this line

No significant weaknesses detected as black

Strengths

— avoid these— avoid these lines

aswhite60.0%wins

Sicilian: Najdorf — 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a630 g30 games · last played 8 years ago

asblack50.0%wins

Sicilian: d6 Systems — 1.e4 c5 2.Nf3 d626 g26 games · last played 4 years ago

Critical Blunders

3 errors · Stockfish

#54Rc5+??Endgamevs GeorgiadisOTB · 2025

#39Kf6??Tacticsvs IvanchukOTB · 2003

#32c7f7??Endgamevs KasparovOTB

Recent Games

872 games

Draw

Sokolov,And1(2454)

TCh-SUI 2026 · 31 May 2026

½-½

Draw

Peng, Li Min(2501)

Switzerland Team Champion... · 6 Apr 2025

½-½

Draw

Georgiadis, Nico(2507)

Switzerland Team Champion... · 5 Apr 2025

½-½

Draw

Georgiadis, Nico(2506)

SGM 2024-2025 - Bundeslig... · 22 Feb 2025

½-½

Draw

Ballmann, Martin(2329)

SGM Bundesliga 2023-2024 · 24 Feb 2024

½-½

Draw

Rohrer, Christophe(2312)

SMM 2023 · 15 Oct 2023

½-½

Endgame Statistics

PRO7 endgames (50%)

Strongest

79.4%

R+Bishop vs R+Knight

Weakest

60.6%

Pure Pawn

Reaches Endgame

50%

7 / 14

B vs N Pref

52.4%·47.8%

prefers the bishop

PiecesTypeWin %games

Rook + Equal Minors

77.9%353

R+Bishop vs R+Knight

79.4%306

Rook vs Minor (Exchange)

73.7%281

Rook vs Rook

72.6%252

Rook vs Two Minors

78.1%160

Pure Pawn

60.6%109

Rook + Equal Minors77.9%353

R+Bishop vs R+Knight79.4%306

Rook vs Minor (Exchange)73.7%281

Rook vs Rook72.6%252

Rook vs Two Minors78.1%160

Pure Pawn60.6%109

Weak in : only 0% win rate (0 games) — Force thisShow all 14 types

Unlock Endgame Statistics

14 endgame categories — discover where they collapse under pressure

Repertoire

PRO

Move arrowsmost-played moves

Starting Position

SF18

444 games

42%36%22%

Move	games	%
1.e4	367	61%
1.d4	56	59%
1.Nf3	9	44%
1.c4	5	70%
1.g3Strong	3	100%
1.g4	2	50%
1.b3Weak	2	25%

MovegamesPerf%

1.e4

367

61%

1.d4

59%

1.Nf3

44%

1.c4

70%

1.g3Strong

100%

1.g4

50%

1.b3Weak

25%