GM

Sadler, Matthew D

ENG ENG·Born 1974·FIDE #400173·936 Games

Classical2694893 Games
Rapid267341 Games
Blitz26462 Games

Statistics

936

Total

450

Wins

342

Draws

144

Losses

48%37%15%

Play Style

What you need to know before facing them

Elite accuracy: 93.6% average
Very consistent (92%)
Very precise: only 0.0 blunders/game
Dominates 1.e4 ♔ (76% in 56 games)

Deep Analysis

Stockfish 18 · Classical games · 19 analyzed

Accuracy by phase
Opening96.7%
Middlegame93.6%
Endgame94.8%

Clutch Factor

Performance under pressure

+4%
Winning (+2 or more)95%
4 Games
Equal position96%
8 Games
Losing (-2 or more)90%
7 Games

Problematic Pieces

Which pieces cause most errors?

31%
5 errors
31%
5 errors
19%
3 errors
12%
2 errors
6%
1 errors
0%
0 errors

Critical Moment

When does the first serious error occur?

Move 30average
1-15
16-25
26-35
36-45
46+

Error Heatmap

Where do most errors occur?

1
2
2
1
1
2
1
1
1
1
abcdefgh
Many
Few
Critical squares
d62 err
e72 err
g52 err
b51 err
b81 err
d6/e7 concentrate most errors. Force decisions in those zones.

Recent Games

W
Tan, Justin2511

Ch England (team) 2019/20 · 9 Feb 2020

0-1
W
Horton, Andrew P2380

4NCL Div 1a 2019-20 · 8 Feb 2020

1-0
D
Pigott, John C2370

4NCL Div 1a 2019-20 · 12 Jan 2020

½-½
W
Murphy, Conor E2407

4NCL Div 1a 2019-20 · 11 Jan 2020

1-0
W
Tabak, Stefan2183

16th ROC Nova College · 30 Jun 2019

1-0
W
Van Oosterom, Chiel2397

16th ROC Nova College · 30 Jun 2019

1-0

Openings

Based on player games

Weaknesses

EXPLOIT!
White

No significant weaknesses detected as White

Black

No significant weaknesses detected as Black

Strengths

AVOID
White
Nimzo-Indian: Fischer
58.3%
12 Games·Wins

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6

Ruy Lopez
58.3%
12 Games·Wins

1.e4 e5 2.Nf3 Nc6 3.Bb5

Black
French: Tarrasch
71.4%
14 Games·Wins

1.e4 e6 2.d4 d5 3.Nd2

Sicilian: e6 Systems
58.3%
12 Games·Wins

1.e4 c5 2.Nf3 e6

Critical Blunders

Tactical errors analyzed with Stockfish

5 errors
#34Qh2??
Tactics
vs Tan
OTB·2020
#49Ke6??
Endgame
vs Kramnik
Rapid·2014
#24Qg5??
Tactics
vs Kramnik
OTB·1998
#61Rh4+??
Endgame
vs Topalov
Rapid·1998
#20Nxd5??
Tactics
vs Shirov
Rapid
Endgame Statistics

11 endgame categories analyzed — discover where they collapse under pressure

Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO
·
2020
2019
2018
2017
2016
2015
PRO
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
454 Games
55%32%13%
1.d4
70%
360
1.e4
76%
56
1.c4
70%
15
1.Nf3
71%
12
1.b3
68%
11
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