Player profile
Van der Werf, Joel
Dossier
35 of 38 games analyzed.
Accuracy: 90.1%
Opened e4: 7/7
Castled kingside: 14Same-side castling: 9Opposite-side castling: 4Castled queenside: 2Did not castle: 1
Played on the queenside: 6Played on the kingside: 4Fianchettoed queenside: 3Played in the center: 1Fianchettoed kingside: 1
Space advantage: 13Sacrificed material: 13Active pieces: 12Initiated exchanges: 11Backward pawn: 9Kept the bishop pair: 8Isolated pawn: 5Avoided exchanges: 4Played gambits: 4Missed tactics: 4
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 8 games 4W 1D 3L
Sicilian Defense 3 games 2W 0D 1L
Richter-Rauzer Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Najdorf Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Dragon Variation 1 game 1W 0D 0L
Yugoslav Attack, Old Line
1 game
1W
0D
0L
Ruy Lopez 2 games 1W 0D 1L
Closed 1 game 1W 0D 0L
Anti-Marshall
1 game
1W
0D
0L
Morphy Defense 1 game 0W 0D 1L
Steinitz Deferred
1 game
0W
0D
1L
French Defense 2 games 0W 1D 1L
Steinitz Variation 2 games 0W 1D 1L
Boleslavsky Variation
2 games
0W
1D
1L
Philidor Defense 1 game 1W 0D 0L
Lion Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 10 games 3W 3D 4L
Sicilian Defense 3 games 1W 1D 1L
Lasker-Pelikan Variation 2 games 0W 1D 1L
(unspecified)
1 game
0W
1D
0L
Sveshnikov Variation, Chelyabinsk Variation
1 game
0W
0D
1L
Alapin Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Declined 2 games 1W 0D 1L
Ragozin Defense 2 games 1W 0D 1L
Alekhine Variation
1 game
1W
0D
0L
(unspecified)
1 game
0W
0D
1L
Italian Game 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
Giuoco Pianissimo
1 game
0W
0D
1L
French Defense 1 game 0W 1D 0L
Tarrasch Variation 1 game 0W 1D 0L
Chistyakov Defense
1 game
0W
1D
0L
English Opening 1 game 0W 1D 0L
Agincourt Defense 1 game 0W 1D 0L
Catalan Defense Accepted
1 game
0W
1D
0L
Nimzo-Indian Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
Noa Variation
1 game
1W
0D
0L
Indian Defense 1 game 0W 0D 1L
Anti-Nimzo-Indian 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Blunders Top 4 of 193
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 38 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.10.23 | Amsterdam Chess Open 2026 - Group A | 1.4 | 2026.10.23 Sardana, Rishi (25004301) (2495) | 0 | 85.90% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | |
| 2025.12.24 | Round 3: Schilstra, Laurens - Van der Werf, Joel | 3.2 | 2025.12.24 Schilstra, Laurens (1043218) (2188) | ½ | 92.40% | 1. e4 e6 2. d4 d5 3. Nd2 c5 | |
| 2025.12.23 | Round 2: Van der Werf, Joel - Noordenbos, Daan | 2.2 | 2025.12.23 Noordenbos, Daan (1057499) (2168) | 1 | 94.30% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.12.16 | Round 1: Van der Werf, Joel - Pijpers, Arthur | 1.1 | 2025.12.16 Pijpers, Arthur (1019554) (2475) | 0 | - | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.10.25 | Amsterdam Chess Open 2025 | 3.11 | 2025.10.25 Kazarian, Anna-Maja (1033689) (2244) | 1 | 95.90% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.10.24 | Amsterdam Chess Open 2025 | 1.5 | 2025.10.24 Grutter, Tim (1057472) (2394) | 0 | 83.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.05.18 | Round 6: Grooten, Herman - Van der Werf, Joel | 6.8 | 2025.05.18 Grooten, Herman (1000330) (2184) | 1 | 93.70% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2025.05.18 | Round 5: Van der Werf, Joel - Ganeshram, Nirupa | 5.12 | 2025.05.18 Ganeshram, Nirupa (1083031) (1907) | 1 | 85.70% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.05.17 | Round 3: Kazarjan, Gachatur - Van der Werf, Joel | 3.7 | 2025.05.17 Kazarjan, Gachatur (1068750) (2211) | ½ | 92.90% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.05.17 | Round 2: Van der Werf, Joel - Baselmans, Luuk | 2.4 | 2025.05.17 Baselmans, Luuk (1051008) (2403) | ½ | 87.90% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2025.05.16 | Round 1: Feijen, Niels - Van der Werf, Joel | 1.19 | 2025.05.16 Feijen, Niels (1088653) (1839) | 1 | 86.00% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2025.01.11 | praha2025 | 3.10 | 2025.01.11 Sokhor, Nazar (34126937) (2265) | 0 | 80.70% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2024.11.01 | Amsterdam Chess Open 2024 | 1.4 | 2024.11.01 Bagrationi, Alexander (14104954) (2391) | 0 | 89.20% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.08.31 | Round 9: Fernandez Sanjuan, Oscar - Van der Werf, Joel | 9.4 | 2024.08.31 Fernandez Sanjuan, Oscar (54543428) (1986) | ½ | 92.80% | 1. c4 Nf6 2. g3 e6 3. Bg2 d5 | |
| 2024.08.30 | Round 8: Van der Werf, Joel - Staroszczyk, Mateusz | 8.12 | 2024.08.30 Staroszczyk, Mateusz (1132539) (1934) | 1 | 94.90% | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| 2024.08.25 | Round 3: Pontiroli, Luca - Van der Werf, Joel | 3.5 | 2024.08.25 Pontiroli, Luca (861731) (1703) | 1 | 91.90% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2024.08.10 | Round 9: Van Delft, Merijn - Van der Werf, Joel | 9.12 | 2024.08.10 Van Delft, Merijn (1004670) (2376) | 0 | 93.30% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2024.08.04 | Round 3: Tarigan, Gilbert Elroy - Van der Werf, Joel | 3.15 | 2024.08.04 Tarigan, Gilbert Elroy (7108133) (2359) | 0 | 91.20% | 1. d4 Nf6 2. Nf3 e6 3. c4 d5 | |
| Sala 2 - Masters | 9.1 | Grana Castanal, Andres (22292314) (2027) | ½ | 86.00% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | ||
| Sala 2 - Masters | 8.1 | Torres, Ricardo Jorge Ferreira (1949721) (2020) | ½ | 91.40% | 1. d4 Nf6 2. c4 e6 3. g3 d5 | ||
| Sala 2 - Masters | 7.1 | Ternault, Mathieu (20641532) (2258) | 0 | 79.10% | 1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 | ||
| Maia Streamers | 6.2 | Kazarian, Anna-Maja (1033689) (2203) | 0 | 84.10% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | ||
| Maia Streamers | 5.4 | Fernandez, Maria Florencia (116459) (2109) | 1 | 85.50% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | ||
| Maia Streamers | 4.3 | Matos, Joao Guilherme (1942743) (1795) | ½ | 96.30% | 1. e4 e6 2. d4 d5 3. Nc3 dxe4 | ||
| Maia Streamers | 3.1 | Kavutskiy, Kostya (2026384) (2288) | 0 | 87.80% | 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 | ||
| Maia Stremears(1-9) | 2.4 | Reinecke, Katharina (12929727) (1826) | 1 | 98.00% | 1. Nf3 d5 2. c4 c6 3. e3 Nf6 | ||
| Maia Stremears(1-9) | 1.4 | Witte, Phoebe (1090500) (1636) | 1 | 84.20% | 1. d4 Nf6 2. Bf4 d5 3. Nc3 e6 | ||
| Sala 2 - Masters | 6.1 | Auvray, Juliette (695904) (1933) | 1 | 92.90% | 1. e4 e6 2. d4 d5 3. e5 c5 | ||
| Sala 2 - Masters | 5.1 | Fidalgo, Andre Neves (1933620) (2250) | 0 | 90.30% | 1. c4 Nf6 2. Nf3 e6 3. g3 d5 | ||
| Sala 2 - Masters | 4.1 | Shoshin, Kirill (34167061) (2244) | ½ | 92.20% | 1. d4 d5 2. c4 dxc4 3. Nf3 a6 | ||
| Sala 2 - Masters | 3.1 | Frutuoso, Tiago (1966898) (1896) | * | - | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | ||
| Sala 2 - Masters | 2.1 | Khusenkhojaev, Muhammad (14700247) (2340) | 0 | 90.80% | 1. d4 Nf6 2. c4 e6 3. Nc3 d5 | ||
| Sala 2 - Masters | 1.1 | Ferreira, Paulo (1900820) (1880) | 1 | 94.10% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | ||
| HZ University of Applied Sciences Chess Tournament | 8.8 | Leenhouts, Koen (1008439) (2476) | 0 | 85.50% | 1. d4 Nf6 2. Bg5 c5 3. d5 Ne4 | ||
| HZ University of Applied Sciences Chess Tournament | 7.10 | Ritzerveld, Noah (1085760) (2317) | ½ | 94.20% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | ||
| HZ University of Applied Sciences Chess Tournament | 5.5 | Hausrath, Daniel (4617495) (2442) | 0 | 86.30% | 1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 | ||
| HZ University of Applied Sciences Chess Tournament | 4.2 | L'Ami, Erwin (1007998) (2611) | ½ | 91.50% | 1. Nf3 Nf6 2. c4 e6 3. g3 d5 | ||
| HZ University of Applied Sciences Chess Tournament | 3.9 | Nothnagel, Marian Can (12921530) (2434) | 1 | - | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 |