Van der Sterren, Paul

NED NED·Born 1956·FIDE #1000071·1,904 Games

Classical24621,899 Games

Rapid—5 Games

Blitz—0 Games

Play against Van der Sterren, Paul's Twin

PRO

Uses their openings, level & style

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

Ready to play

1904 games analyzed

Statistics

Total

1904

Wins

723

Draws

679

Losses

502

38%36%26%

Play Style

What you need to know before facing them

Elite accuracy: 91.3% average

Plays 3.6% better with black

Low resilience (12%): Doesn't save lost positions

Very precise: only 0.2 blunders/game

Dominates 1.c4 ♔ (71% in 47 games)

Vulnerable to 1.c4 ♚ (only 47%)

Deep Analysis

Stockfish 18 · Classical games · 38 analyzed

Accuracy by phase

Opening

97.3%

Middlegame

93.2%

Endgame

94.6%

Clutch Factor — Move accuracy when winning vs. equal vs. losing — does their level drop when the game turns against them?

+8%

Winning (+2 or more)

96%5g

Equal position

95%11g

Losing (-2 or more)

88%22g

Performance under pressure

Problematic Pieces — Which pieces cause most errors?

26%

13 errors

18%

9 errors

16%

8 errors

16%

8 errors

14%

7 errors

10%

5 errors

Critical Moment — When does the first serious error occur?

Move 20 average

100%

1-15

16-25

26-35

36-45

46+

100% of blunders occur between move 16-25. Keep tension until that moment.

Error Heatmap — Where do most errors occur?

Few

Many

Errors mapped

Hotspot zone

a4 / d6

Critical squares

3 err

2 err

a4/d6 concentrate most errors. Force decisions in those zones.

Openings

Based on player games

Weaknesses

— exploit these lines

White44.4%Loses

French: Classical — 1.e4 e6 2.d4 d5 3.Nc3 Nf6

9 Games · Low sample · last played 34 years agoPlay this line

White40.9%Loses

Reti vs King's Indian — 1.Nf3 Nf6 2.c4 g6

22 Games · last played 29 years agoPlay this line

Black62.5%Loses

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

8 Games · Low sample · last played 25 years agoPlay this line

Black62.5%Loses

Reti: Double Fianchetto — 1.Nf3 Nf6 2.g3 g6

8 Games · Low sample · last played 45 years agoPlay this line

Strengths

— avoid these lines

White70.8%Wins

French: Winawer — 1.e4 e6 2.d4 d5 3.Nc3 Bb424 Games · last played 25 years ago

White59.5%Wins

King's Indian: Saemisch — 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f337 Games · last played 30 years ago

Black59.3%Wins

Sicilian: e6 Systems — 1.e4 c5 2.Nf3 e627 Games

Black50.0%Wins

Italian: Two Knights — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf614 Games

Critical Blunders

10 errors · Stockfish

#24a4a7??Endgamevs KarpovOTB · 1998

#52Kc6??Endgamevs KorchnoiOTB

#39Qf2??Tacticsvs NajdorfOTB

#40Kd2??Tacticsvs LarsenOTB

#31g6e7??Endgamevs KarpovOTB

#24Kf1??Tacticsvs ShirovOTB

#36dxe6??Tacticsvs KorchnoiOTB

#24Kf1??Tacticsvs ShirovOTB

#52Kc6??Endgamevs KorchnoiOTB

#23g3g4??Endgamevs KarpovOTB

Recent Games

1,904 Games

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½-½

Peng, Zhaoqin(2379)

Max Euwe Mem Gp1 · 20 Nov 2011

1-0

Cramling, Pia(2495)

Max Euwe Mem Gp1 · 19 Nov 2011

1-0

Olafsson, Fridrik(2428)

Max Euwe Mem Gp1 · 18 Nov 2011

½-½

Cramling, Pia(2495)

Memorial M.Euwe (cat.9) · 16 Nov 2011

1-0

Peng, Zhaoqin(2379)

Max Euwe Mem Gp1 · 15 Nov 2011

½-½

Endgame Statistics

PRO11 endgame categories analyzed

Endgame Statistics

Reveal weaknesses →

11 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

974 Games

44%34%22%

Move	Games	%
1.d4	601	61%
1.e4	199	65%
1.Nf3	127	52%
1.c4 Strong	47	71%

MoveGamesPerformance%

1.d4

601

61%

1.e4

199

65%

1.Nf3

127

52%

1.c4Strong

71%