Player profile
Vos, Tjark
Dossier
46 of 46 games analyzed.
Accuracy: 89.1%
Opened e4: 18/19Opened Nf3: 1/19
Castled kingside: 24Same-side castling: 18Did not castle: 8Castled queenside: 5Opposite-side castling: 5
Played on the queenside: 12Played on the kingside: 11Played in the center: 11Fianchettoed queenside: 11Fianchettoed kingside: 10
Active pieces: 27Sacrificed material: 25Initiated exchanges: 25Backward pawn: 22Space advantage: 20Isolated pawn: 19Kept the bishop pair: 16Played gambits: 7Avoided exchanges: 7Missed tactics: 6
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 19 games 10W 1D 8L
Sicilian Defense 9 games 6W 0D 3L
Four Knights Variation 3 games 1W 0D 2L
Cobra Variation
3 games
1W
0D
2L
Lasker-Pelikan Variation 2 games 2W 0D 0L
Sveshnikov Variation, Chelyabinsk Variation
2 games
2W
0D
0L
Accelerated Dragon 1 game 1W 0D 0L
Maróczy Bind
1 game
1W
0D
0L
Richter-Rauzer Variation 1 game 0W 0D 1L
Neo-Modern Variation, Early Deviations
1 game
0W
0D
1L
Godiva Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Najdorf Variation 1 game 1W 0D 0L
Adams Attack
1 game
1W
0D
0L
Italian Game 3 games 1W 1D 1L
Classical Variation 3 games 1W 1D 1L
Giuoco Pianissimo
2 games
1W
0D
1L
Giuoco Pianissimo, with a4 a5
1 game
0W
1D
0L
French Defense 2 games 1W 0D 1L
Tarrasch Variation 2 games 1W 0D 1L
Open System, Euwe-Keres Line
1 game
0W
0D
1L
Closed Variation
1 game
1W
0D
0L
Modern Defense 1 game 0W 0D 1L
Pseudo-Austrian Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Bishop's Opening 1 game 1W 0D 0L
Paulsen Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Indian Defense 1 game 1W 0D 0L
Normal Variation 1 game 1W 0D 0L
Ragozin Variation
1 game
1W
0D
0L
Caro-Kann Defense 1 game 0W 0D 1L
Goldman Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Ruy Lopez 1 game 0W 0D 1L
Morphy Defense 1 game 0W 0D 1L
Steinitz Deferred
1 game
0W
0D
1L
As Black 18 games 7W 2D 9L
Sicilian Defense 7 games 0W 1D 6L
Taimanov Variation 4 games 0W 0D 4L
Bastrikov Variation, English Attack
2 games
0W
0D
2L
Bastrikov Variation
1 game
0W
0D
1L
(unspecified)
1 game
0W
0D
1L
Moscow Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Mengarini Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Richter-Rauzer Variation 1 game 0W 1D 0L
Modern Variation
1 game
0W
1D
0L
English Opening 3 games 3W 0D 0L
Great Snake Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Anglo-Indian Defense 1 game 1W 0D 0L
Anti-Anti-Grünfeld
1 game
1W
0D
0L
King's English Variation 1 game 1W 0D 0L
Two Knights Variation, Smyslov System
1 game
1W
0D
0L
Nimzo-Indian Defense 2 games 1W 0D 1L
Romanishin Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Normal Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Four Knights Game 1 game 0W 0D 1L
Spanish Variation 1 game 0W 0D 1L
Rubinstein Variation, Henneberger Variation
1 game
0W
0D
1L
King's Indian Attack 1 game 1W 0D 0L
Spassky Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Caro-Kann Defense 1 game 1W 0D 0L
Advance Variation 1 game 1W 0D 0L
Short Variation
1 game
1W
0D
0L
Queen's Indian Defense 1 game 0W 1D 0L
Fianchetto Variation 1 game 0W 1D 0L
Nimzowitsch Variation, Nimzowitsch Attack
1 game
0W
1D
0L
Scotch Game 1 game 1W 0D 0L
Mieses Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Grünfeld Defense 1 game 0W 0D 1L
Exchange Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Blunders Top 4 of 191
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 46 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.07.24 | Round 4: Vos, Tjark - Ritzerveld, Noah | 4.14 | 2026.07.24 Ritzerveld, Noah (1085760) (2336) | 0 | 82.80% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | |
| 2026.07.23 | Round 3: Kazi, Zidan - Vos, Tjark | 3.21 | 2026.07.23 Kazi, Zidan (40102300) (1930) | 1 | 88.00% | 1. c4 g6 2. g3 Bg7 3. Bg2 e5 | |
| 2026.07.22 | Round 2: Vos, Tjark - Han, Qixuan | 2.26 | 2026.07.22 Han, Qixuan (496944) (2058) | 1 | 96.70% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2026.07.21 | Round 1: Beerdsen, Thomas - Vos, Tjark | 1.3 | 2026.07.21 Beerdsen, Thomas (1030108) (2504) | 0 | 88.00% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2026.05.25 | Round 7: Van Meegen, Ruud - Vos, Tjark | 7.15 | 2026.05.25 Van Meegen, Ruud (1034995) (2303) | 1 | 94.80% | 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 | |
| 2026.05.25 | Round 6: Vos, Tjark - Ngo, Quang Thai | 6.11 | 2026.05.25 Ngo, Quang Thai (12403768) (2359) | 0 | 87.30% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.05.24 | Round 5: Toledo, Hillel - Vos, Tjark | 5.17 | 2026.05.24 Toledo, Hillel (268682) (2300) | 1 | 96.70% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2026.05.23 | Round 3: Lenaerts, Lennert - Vos, Tjark | 3.12 | 2026.05.23 Lenaerts, Lennert (211435) (2357) | 0 | 82.50% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2026.05.17 | Round 6: Vos, Tjark - Van Roon, Sjoerd | 6.9 | 2026.05.17 Van Roon, Sjoerd (1051075) (2303) | 0 | 79.20% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.05.17 | Round 5: Lombaers, Peter - Vos, Tjark | 5.6 | 2026.05.17 Lombaers, Peter (1032852) (2339) | ½ | 96.70% | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2026.05.14 | Round 2: Vos, Tjark - Lalit Babu M R | 2.1 | 2026.05.14 Lalit Babu M R (5024595) (2532) | 0 | 88.80% | 1. e4 g6 2. d4 Bg7 3. Nc3 d6 | |
| 2025.07.30 | Round 9: Vos, Tjark - Nemegeer, Arne | 9.8 | 2025.07.30 Nemegeer, Arne (250589) (2258) | 0 | 86.30% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.07.29 | Round 8: Vos, Tjark - Ritzerveld, Noah | 8.10 | 2025.07.29 Ritzerveld, Noah (1085760) (2327) | 1 | 94.10% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | |
| 2025.07.28 | Round 7: Grooten, Herman - Vos, Tjark | 7.17 | 2025.07.28 Grooten, Herman (1000330) (2198) | 1 | 91.00% | 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.07.27 | Round 6: Vos, Tjark - Eckardt, Joshua | 6.11 | 2025.07.27 Eckardt, Joshua (12941646) (2259) | 0 | 86.30% | 1. e4 e6 2. d4 d5 3. Nd2 c5 | |
| 2025.07.26 | Round 5: Albers, Sasa - Vos, Tjark | 5.9 | 2025.07.26 Albers, Sasa (1068253) (2252) | 0 | 92.30% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.07.25 | Round 4: Vos, Tjark - Van Roon, Sjoerd | 4.10 | 2025.07.25 Van Roon, Sjoerd (1051075) (2270) | 1 | 95.30% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.07.24 | Round 3: Baselmans, Luuk - Vos, Tjark | 3.4 | 2025.07.24 Baselmans, Luuk (1051008) (2390) | 0 | 84.60% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2025.07.23 | Round 2: Vos, Tjark - Kurt, Sascha | 2.10 | 2025.07.23 Kurt, Sascha (1082647) (2303) | 1 | 96.20% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.07.22 | Round 1: Gergin, Isafara - Vos, Tjark | 1.29 | 2025.07.22 Gergin, Isafara (1082167) (1968) | 1 | 90.50% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2025.05.18 | Round 6: Kazarjan, Gachatur - Vos, Tjark | 6.6 | 2025.05.18 Kazarjan, Gachatur (1068750) (2211) | 0 | 85.80% | 1. e4 c5 2. a3 g6 3. Nc3 Bg7 | |
| 2025.05.18 | Round 5: Vos, Tjark - Geboers, Jimmy | 5.10 | 2025.05.18 Geboers, Jimmy (262919) (1933) | 1 | 89.10% | 1. e4 e6 2. d4 d5 3. Nd2 Nf6 | |
| 2025.05.17 | Round 4: Ritzerveld, Noah - Vos, Tjark | 4.3 | 2025.05.17 Ritzerveld, Noah (1085760) (2272) | 0 | 78.10% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.05.17 | Round 3: Vos, Tjark - De Vries, Leon | 3.10 | 2025.05.17 De Vries, Leon (1064860) (2058) | 1 | 98.20% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.05.16 | Round 1: Coenen, Albert - Vos, Tjark | 1.15 | 2025.05.16 Coenen, Albert (1028960) (1906) | 1 | 91.00% | 1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 | |
| 2024.08.01 | Round 9: Vos, Tjark - Saketh, Pedagandham | 9.11 | 2024.08.01 Saketh, Pedagandham (5042178) (2051) | 1 | 94.90% | 1. e4 e5 2. Bc4 Nf6 3. d3 c6 | |
| 2024.07.31 | Round 8: Baselmans, Luuk - Vos, Tjark | 8.7 | 2024.07.31 Baselmans, Luuk (1051008) (2345) | 0 | 79.80% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2024.07.30 | Round 7: Vos, Tjark - Wink, Luka | 7.12 | 2024.07.30 Wink, Luka (1085930) (2066) | 1 | 92.20% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2024.07.29 | Round 6: Labruyere, Roger - Vos, Tjark | 6.10 | 2024.07.29 Labruyere, Roger (1059505) (2170) | 0 | 91.20% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2024.07.27 | Round 5: Vos, Tjark - Zecha, Oscar | 5.15 | 2024.07.27 Zecha, Oscar (1073826) (1999) | 1 | 92.90% | 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 | |
| 2024.07.26 | Round 4: Goudriaan, Rafael - Vos, Tjark | 4.19 | 2024.07.26 Goudriaan, Rafael (1063162) (2028) | 1 | 97.70% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2024.07.25 | Round 3: Vos, Tjark - Smid, Jelle | 3.12 | 2024.07.25 Smid, Jelle (1091131) (2080) | 0 | 86.00% | 1. e4 c6 2. Nc3 d5 3. Qf3 dxe4 | |
| 2024.07.24 | Round 2: Leenhouts, Koen - Vos, Tjark | 2.3 | 2024.07.24 Leenhouts, Koen (1008439) (2454) | 0 | 79.50% | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | |
| 2024.07.23 | Round 1: Vos, Tjark - Van Foreest, Nanne | 1.21 | 2024.07.23 Van Foreest, Nanne (1052020) (1985) | 1 | 96.40% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2024.06.23 | Round 6: Vos, Tjark - Grutter, Tim | 2024.06.23 Grutter, Tim (1057472) (2313) | 0 | 69.20% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | ||
| 2024.06.23 | Round 5: Smid, Jelle - Vos, Tjark | 2024.06.23 Smid, Jelle (1091131) (2017) | ½ | 82.20% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | ||
| 2024.06.22 | Round 4: Vos, Tjark - Dinanath, Hrdya | 2024.06.22 Dinanath, Hrdya (1087991) (1980) | ½ | 93.80% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | ||
| 2023.08.03 | Round 9: Vadim Van Kuijk - Tjark Vos | 2023.08.03 Vadim Van Kuijk | ½ | 88.50% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | ||
| 2023.08.02 | Round 8: Tjark Vos - Nick Maatman | 2023.08.02 Nick Maatman | 0 | 87.00% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | ||
| 2023.08.01 | Round 7: Chiel Koster - Tjark Vos | 2023.08.01 Chiel Koster | 1 | 84.70% | 1. e4 e5 2. Bc4 Nf6 3. d3 c6 | ||
| 2023.07.31 | Round 6: Tjark Vos - Machteld Van Foreest | 2023.07.31 Machteld Van Foreest | 0 | 90.70% | 1. Nf3 Nf6 2. g3 d5 3. Bg2 Bf5 | ||
| 2023.07.29 | Round 5: Khoi Pham - Tjark Vos | 2023.07.29 Khoi Pham | ½ | 95.10% | 1. d4 Nf6 2. c4 e6 3. g3 d5 | ||
| 2023.07.28 | Round 4: Tjark Vos - Daan Noordenbos | 2023.07.28 Daan Noordenbos | ½ | 95.40% | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | ||
| 2023.07.27 | Round 3: Alexander Boesel - Tjark Vos | 2023.07.27 Alexander Boesel | 1 | 96.50% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | ||
| 2023.07.26 | Round 2: Alan Bakija - Tjark Vos | 2023.07.26 Alan Bakija | ½ | 87.10% | 1. c4 Nf6 2. g3 e6 3. Bg2 d5 | ||
| 2023.07.25 | Round 1: Tjark Vos - Sascha Kurt | 2023.07.25 Sascha Kurt | 0 | 81.00% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 |