IM
Van Wijgerden, Cornelis
NED·Born 1950·FIDE #1000144·239 Games
NED Classical2430239 Games
Rapid—0 Games
Blitz—0 Games
Statistics
239
Total
75
Wins
105
Draws
59
Losses
31%44%25%
Play Style
What you need to know before facing them
Elite accuracy: 91.2% average
Very consistent (96%)
Very precise: only 0.0 blunders/game
Dominates 1.g3 ♔ (66% in 19 games)
Vulnerable to 1.e4 ♚ (only 38%)
Deep Analysis
Stockfish 18 · Classical games · 4 analyzed
Accuracy by phase
Opening94.2%
Middlegame91.8%
Endgame94.7%
Clutch Factor
Performance under pressure
Winning (+2 or more)85%
0 Games
Equal position93%
2 Games
Losing (-2 or more)90%
2 Games
Problematic Pieces
Which pieces cause most errors?
♖
50%
2 errors
♗
25%
1 errors
♞
25%
1 errors
♔
0%
0 errors
♙
0%
0 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
1
1
1
abcdefgh
Many
Few
Critical squares
c41 err
c51 err
d41 err
e21 err
c4/c5 concentrate most errors. Force decisions in those zones.
Recent Games
L
Kosteniuk, Alexandra2457
? · 6 Sept 2003
L
Korchnoi, Viktor2630
? · 1 Jan 1985
D
Bohm, Hans2415
? · 14 Jan 1984
W
Koopman, Hendrik
? · 13 Jan 1984
L
Enklaar, Bert2395
? · 1 Jan 1984
D
Ligterink, Gert2445
Hilversum ch-NED · 1 Jan 1984
Openings
Based on player games
Weaknesses
EXPLOIT!White
No significant weaknesses detected as White
Black
No significant weaknesses detected as Black
Strengths
AVOIDWhite
Sicilian: Closed
58.3%12 Games·Wins
1.e4 c5 2.Nc3 Nc6
Black
No consistent strengths detected as Black
Critical Blunders
Tactical errors analyzed with Stockfish
1 errors
▶
#40Bc4+??
Tactics
vs Korchnoi
OTB·1985
Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO2003
1985
1984
1983
1982
1981
PRO
8
76
5
4
3
2
1a
b
c
d
efgh120 Games
38%46%16%
1.e4
61%85
1.g3
66%19
1.c4
53%15
1.d4
50%1