Player profile
Van Prooijen, Jan-Willem
Dossier
2 of 2 games analyzed.
Accuracy: 86.8%
Castled kingside: 2Same-side castling: 2
Fianchettoed kingside: 1
Backward pawn: 2Initiated exchanges: 2Kept the bishop pair: 1Space advantage: 1Isolated pawn: 1Sacrificed material: 1Missed tactics: 1
Openings
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As White 0 games 0W 0D 0L
No games as White in this range.
As Black 2 games 0W 0D 2L
Queen's Pawn Game 1 game 0W 0D 1L
Rossolimo Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Mikenas Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Blunders Top 4 of 15
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 2 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.03.07 | Round 8: Buckels, Valentin - Van Prooijen, Jan-Willem | 8.5 | 2026.03.07 Buckels, Valentin (12942766) (2435) | 0 | 86.00% | 1. Nf3 d6 2. d4 g6 3. g3 Bg7 | |
| 2026.02.07 | Round 7: Wemmers, Xander - Van Prooijen, Jan-Willem | 7.8 | 2026.02.07 Wemmers, Xander (1004182) (2325) | 0 | 87.60% | 1. d4 Nc6 2. c4 e5 3. d5 Bb4+ |