Watson, William N

ENG ENG·Born 1962·FIDE #400157·849 Games

Classical2468836 Games

Rapid24926 Games

Blitz24217 Games

Play against Watson, William N's Twin

PRO

Uses their openings, level & style

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

Ready to play

849 games analyzed

Statistics

Total

849

Wins

337

Draws

305

Losses

206

40%36%24%

Play Style

What you need to know before facing them

Elite accuracy: 90.3% average

Plays 4.9% better with black

Inconsistent (64%): Can have off days

Very precise: only 0.1 blunders/game

Dominates 1.e4 ♔ (62% in 401 games)

Deep Analysis

Stockfish 18 · Classical games · 15 analyzed

Accuracy by phase

Opening

96.1%

Middlegame

92.3%

Endgame

96.4%

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

+13%

Winning (+2 or more)

98%1g

Equal position

96%6g

Losing (-2 or more)

85%8g

Performance under pressure

Problematic Pieces — Which pieces cause most errors?

32%

6 errors

21%

4 errors

21%

4 errors

21%

4 errors

1 errors

0 errors

Critical Moment — When does the first serious error occur?

Move 17 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

c2 / e5

Critical squares

3 err

2 err

1 err

c2/e5 concentrate most errors. Force decisions in those zones.

Openings

Based on player games

Weaknesses

— exploit these lines

No significant weaknesses detected as White

Black56.3%Loses

King's Indian: Saemisch — 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3

16 Games · last played 47 years agoPlay this line

Strengths

— avoid these lines

White65.5%Wins

French: Winawer — 1.e4 e6 2.d4 d5 3.Nc3 Bb429 Games · last played 8 years ago

No consistent strengths detected as Black

Critical Blunders

4 errors · Stockfish

#23Qc2??Tacticsvs ViditBlitz · 2024

#17Qb7??Tacticsvs WillowBlitz · 2024

#42Rxg7??Endgamevs BarseghyanOTB · 2022

#60Rc2??Endgamevs EndersOTB · 2019

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Endgame Statistics

PRO16 endgame categories analyzed

Endgame Statistics

Reveal weaknesses →

16 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

421 Games

42%38%20%

Move	Games	%
1.e4	401	62%
1.Nc3	9	61%
1.d4 Weak	5	20%
1.c4 Strong	2	100%
1.Nf3 Weak	2	25%
1.c3	1	50%
1.g3 Strong	1	100%

MoveGamesPerformance%

1.e4

401

62%

1.Nc3

61%

1.d4Weak

20%

1.c4Strong

100%

1.Nf3Weak

25%

1.c3

50%

1.g3Strong

100%