GM

Pruijssers, Roeland

NED NED·Born 1989·FIDE #1013068·1,638 Games

Classical25171,611 Games
Rapid—7 Games
Blitz253920 Games

Statistics

1638

Total

762

Wins

483

Draws

393

Losses

47%29%24%

Play Style

What you need to know before facing them

Elite accuracy: 93.7% average
Solid conversion: 88%
Very consistent (90%)
Very precise: only 0.0 blunders/game
Dominates 1.e4 ♔ (66% in 767 games)
Vulnerable to 1.c4 ♔ (only 43%)

Deep Analysis

Stockfish 18 · Classical games · 181 analyzed

Accuracy by phase
Opening96.5%
Middlegame93.6%
Endgame95.4%

Clutch Factor

Performance under pressure

+5%
Winning (+2 or more)95%
71 Games
Equal position95%
72 Games
Losing (-2 or more)89%
38 Games

Problematic Pieces

Which pieces cause most errors?

♙
26%
38 errors
♖
24%
35 errors
♕
16%
23 errors
♞
12%
18 errors
♗
11%
17 errors
♔
11%
17 errors

Critical Moment

When does the first serious error occur?

Move 35average
1-15
16-25
26-35
36-45
46+
50% of blunders occur between move 16-25. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

5
5
5
5
4
7
4
7
4
6
abcdefgh
Many
Few
Critical squares
c37 err
e47 err
c26 err
d55 err
e55 err
c3/e4 concentrate most errors. Force decisions in those zones.

Recent Games

D
Sriniaiyer, Sudarshan2128

Titled Tue 4th Jun Early · 4 Jun 2024

½-½
W
Tymrakiewicz, Rafal2129

Titled Tue 4th Jun Early · 4 Jun 2024

1-0
D
Belli, Giorgio2138

Titled Tue 4th Jun Early · 4 Jun 2024

½-½
W
Prokofiev, Valentyn2337

Titled Tue 4th Jun Early · 4 Jun 2024

0-1
D
Krudde, Fitzgerald2249

Dutch League 2023-24 · 20 Apr 2024

½-½
W
Van der Hagen, Loek2341

Dutch League 2023-24 · 23 Mar 2024

1-0

Openings

Based on player games

Weaknesses

EXPLOIT!
White
French: Classical
44.4%
18 Games·Loses

1.e4 e6 2.d4 d5 3.Nc3 Nf6

Black

No significant weaknesses detected as Black

Strengths

AVOID
White
Sicilian: e6 Systems
60.5%
76 Games·Wins

1.e4 c5 2.Nf3 e6

French: Winawer
60.0%
25 Games·Wins

1.e4 e6 2.d4 d5 3.Nc3 Bb4

Black
Sicilian: e6 Systems
76.5%
17 Games·Wins

1.e4 c5 2.Nf3 e6

Scotch: Mieses
61.5%
13 Games·Wins

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6

Critical Blunders

Tactical errors analyzed with Stockfish

10 errors
▶
#54h3??
Endgame
vs Soderstrom
OTB·2024
▶
#85Kc2??
Endgame
vs Zelbel
OTB·2023
▶
#25Qc8??
Tactics
vs Braun
OTB·2023
▶
#17Rb8??
Tactics
vs Keymer
OTB·2023
▶
#51g6??
Endgame
vs Pavlidis
OTB·2023
▶
#76Nc6??
Endgame
vs Libiszewski
OTB·2023
▶
#15Qb6??
Tactics
vs Rietze
OTB·2022
▶
#50Rxg5??
Endgame
vs Pijpers
OTB·2022
▶
#33Re7??
Tactics
vs Admiraal
OTB·2022
▶
#60Kg3??
Endgame
vs Zwirs
OTB·2021
Endgame Statistics

23 endgame categories analyzed — discover where they collapse under pressure

Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO
·
2024
2023
2022
2021
2020
2019
PRO
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
Starting Position
828 Games
51%29%20%
1.e4
66%
767
1.c4
43%
22
1.d4
64%
18
1.f4
63%
8
1.Nf3
58%
6
1.b3
75%
4
1.g3
100%
3
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