Vrolijk, Liam

NED NED·Born 2002·FIDE #1048333·1,334 Games

Classical25191,223 Games

Rapid252225 Games

Blitz252886 Games

Play against Vrolijk, Liam's Twin

PRO

Uses their openings, level & style

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

Ready to play

1334 games analyzed

Statistics

Total

1334

Wins

613

Draws

448

Losses

272

46%34%20%

Play Style

What you need to know before facing them

Elite accuracy: 94.1% average

Solid conversion: 86%

Very consistent (91%)

Very precise: only 0.1 blunders/game

Dominates 1.Nf3 ♔ (81% in 111 games)

Vulnerable to 1.c4 ♚ (only 47%)

Deep Analysis

Stockfish 18 · Classical games · 499 analyzed

Accuracy by phase

Opening

96.9%

Middlegame

94.0%

Endgame

95.3%

Clutch Factor

+5%

Winning (+2 or more)

95%196g

Equal position

95%218g

Losing (-2 or more)

89%70g

Performance under pressure

Problematic Pieces — Which pieces cause most errors?

21%

63 errors

19%

55 errors

18%

54 errors

15%

45 errors

15%

43 errors

12%

36 errors

Critical Moment — When does the first serious error occur?

Move 43 average

36%

14%

41%

1-15

16-25

26-35

36-45

46+

41% of blunders occur between move 46+. Keep tension until that moment.

Error Heatmap — Where do most errors occur?

Few

Many

Errors mapped

Hotspot zone

c5 / e5

Critical squares

12 err

9 err

8 err

c5/e5 concentrate most errors. Force decisions in those zones.

Openings

Based on player games

Weaknesses

— exploit these lines

No significant weaknesses detected as White

Black73.3%Loses

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

15 Games · last played 8 years agoPlay this line

Strengths

— avoid these lines

White80.0%Wins

Reti: KIA — 1.Nf3 d5 2.g3 Nf610 Games · last played 10 months ago

White70.0%Wins

English: Anglo-Indian — 1.c4 Nf6 2.Nc3 g610 Games · last played 2 months ago

Black66.7%Wins

Sicilian: d6 Systems — 1.e4 c5 2.Nf3 d627 Games · last played 4 months ago

Black55.6%Wins

Queen's Gambit Declined — 1.d4 d5 2.c4 e618 Games

Critical Blunders

10 errors · Stockfish

#35Re1??Tacticsvs WagnerOTB · 2025

#18Bc6??Tacticsvs Luna Van HaastereBlitz · 2025

#41Nb5??Endgamevs Van WelyOTB · 2025

#16Nd6??Tacticsvs Hing Ting LaiBlitz · 2025

#41Nb5??Endgamevs Loek Van WelyBlitz · 2025

#66Kxb3??Endgamevs Rogier Van ArkelBlitz · 2025

#12Kf7??Tacticsvs Van BatenburgOTB · 2025

#38g6??Tacticsvs BosboomBlitz · 2025

#36Nb7??Tacticsvs De WinterOTB · 2025

#36Nb7??Tacticsvs Arthur De WinterBlitz · 2025

Recent Games

1,334 Games

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Gerlach, Felix(2213)

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0-1

Endgame Statistics

PRO23 endgame categories analyzed

Endgame Statistics

Reveal weaknesses →

23 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

690 Games

54%30%16%

Move	Games	%
1.d4	392	65%
1.Nf3 Strong	111	81%
1.c4	100	66%
1.e4 Strong	69	73%
1.g3 Strong	9	94%
1.Nc3 Strong	8	88%
1.b3 Weak	1	0%

MoveGamesPerformance%

1.d4

392

65%

1.Nf3Strong

111

81%

1.c4

100

66%

1.e4Strong

73%

1.g3Strong

94%

1.Nc3Strong

88%

1.b3Weak