Prepare against Bas Haver
FM · NLD · World #6,196 classical · FIDE ID 1039849
When preparing against Bas Haver, expect 1.e4 in 86% of White games. Against 1.e4 the reply is 1...c5 (63% of games); against 1.d4, 1...d5 (50%).
Our database contains 130 games by Bas Haver, covering Sep 2010 to Aug 2026. Below you'll find Bas Haver's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Bas Haver before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 2,242 | 2,311 | Oct 2023 |
| Blitz | 2,198 | 2,238 | Sep 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 130 | 41 | 38 | 51 | 31.5% |
| As White | 66 | 18 | 24 | 24 | 27.3% |
| As Black | 64 | 23 | 14 | 27 | 35.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Bas Haver's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Bas Haver's side.
First moves as White (66 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 57 | 86.4% | 44.7% |
| d4 | 7 | 10.6% | 50.0% |
| Nf3 | 1 | 1.5% | 50.0% |
| c4 | 1 | 1.5% | 50.0% |
Main lines as White
- 1.e4 — 86% of White games, 44.7% score
- …c5 (47% of these games) — Haver usually continues Nf3 (45.7% score)
- …e5 (25% of these games) — Haver usually continues Nf3 (42.3% score)
- …e6 (14% of these games) — Haver usually continues d4 (43.8% score)
- 1.d4 — 11% of White games, 50.0% score
- …d5 (71% of these games) — Haver usually continues c4 (40.0% score)
- …Nf6 (29% of these games) — Haver usually continues c4 (75.0% score)
As Black against 1.e4 (30 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 19 | 63.3% | 52.6% |
| e5 | 5 | 16.7% | 60.0% |
| c6 | 3 | 10.0% | 50.0% |
| e6 | 3 | 10.0% | 66.7% |
As Black against 1.d4 (20 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 10 | 50.0% | 45.0% |
| Nf6 | 9 | 45.0% | 22.2% |
| e6 | 1 | 5.0% | 100.0% |
Bas Haver's chess games
All 130 games by Bas Haver in the Chess.ceo database (Sep 2010 - Aug 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 41 wins, 38 draws, 51 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B33 | Sicilian | 10 | 2/3/5 | 20.0% |
| C06 | French: Tarrasch Variation | 5 | 2/1/2 | 40.0% |
| B49 | Sicilian: Taimanov | 4 | 2/1/1 | 50.0% |
| B35 | Sicilian: Accelerated Dragon | 3 | 0/3/0 | 0.0% |
| B25 | Sicilian: Closed | 3 | 1/2/0 | 33.3% |
| C11 | French: Classical Variation | 3 | 1/0/2 | 33.3% |
| B86 | Sicilian: Najdorf | 3 | 0/2/1 | 0.0% |
| A15 | English Opening | 2 | 0/2/0 | 0.0% |
| C95 | Ruy Lopez: Closed | 2 | 1/0/1 | 50.0% |
| C63 | Ruy Lopez: Schliemann | 2 | 1/0/1 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B78 | Sicilian: Dragon | 8 | 4/1/3 | 50.0% |
| D34 | Queen's Gambit Declined | 6 | 1/4/1 | 16.7% |
| B23 | Sicilian: Closed | 5 | 2/1/2 | 40.0% |
| A61 | Benoni Defense | 5 | 1/1/3 | 20.0% |
| B22 | Sicilian: Alapin | 3 | 0/2/1 | 0.0% |
| A23 | English Opening: Reverse Sicilian | 3 | 0/0/3 | 0.0% |
| A63 | Catalan | 2 | 0/1/1 | 0.0% |
| A13 | English Opening: Chimer System | 2 | 2/0/0 | 100.0% |
| C55 | Italian Game | 2 | 1/0/1 | 50.0% |
| C02 | French: Advance Variation | 2 | 2/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2014 | Roeland Pruijssers | 2,526 | Hilversum Open | C63 |
| Aug 2021 | Daniel Dardha | 2,506 | Guimaraes Open | A13 |
| Mar 2016 | Peter Ypma | 2,254 | 9th Delft Prinsenstad Open | A00 |
| Oct 2012 | Erik Van der Raaf | 2,163 | 16th Hoogeveen Unive Open | B22 |
| May 2013 | Ivo Maris | 2,159 | ch-NED U21 | C10 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-NED U17 | 2012 | 17 | 10 | 2,051 |
| Sardinia World Open A | 2025 | 9 | 5 | 2,210 |
| ch-NED U13 | 2008 | 9 | 4.5 | 1,286 |
| 16th Hoogeveen Unive Open | 2012 | 9 | 3 | 2,060 |
| ch-NED U21 | 2013 | 7 | 3.5 | 2,095 |
| 12th Haarlem Nova College Open A | 2013 | 6 | 3.5 | 2,161 |
| Hoorn Romero Open | 2023 | 6 | 4.5 | 2,311 |
| Enschede Open C U14 | 2009 | 6 | 3.5 | 1,558 |
Interactive opening tree from all 130 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Bas Haver's chess games?
130 games by Bas Haver, from Sep 2010 to Aug 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Bas Haver has played.
What does Bas Haver play on the first move as White?
Across 66 games with White in our database, Bas Haver opens with 1.e4 (86% of games), 1.d4 (11% of games), 1.Nf3 (2% of games). Against 1.e4 as Black, Bas Haver answers 1...c5 (63% of games), 1...e5 (17% of games), 1...c6 (10% of games). Against 1.d4: 1...d5 (50% of games), 1...Nf6 (45% of games), 1...e6 (5% of games).
What openings does Bas Haver play as White?
As White, Bas Haver's most-played openings in our database are: Sicilian (10 games, 20.0% win rate); French: Tarrasch Variation (5 games, 40.0% win rate); Sicilian: Taimanov (4 games, 50.0% win rate). The full breakdown of 66 games with White is in the table above.
What openings does Bas Haver play as Black?
As Black, Bas Haver most often plays: Sicilian: Dragon (8 games, 50.0% win rate); Queen's Gambit Declined (6 games, 16.7% win rate); Sicilian: Closed (5 games, 40.0% win rate). See the table above for the top ten Black openings across 64 games.
What is Bas Haver's FIDE rating?
Bas Haver is currently rated 2,242 in classical chess and 2,198 in blitz. Peak classical rating: 2,311 (Oct 2023).
How many games has Bas Haver played?
Our database contains 130 games by Bas Haver, covering Sep 2010 to Aug 2026. Overall record: 41 wins, 38 draws, 51 losses (31.5% win rate).
How do I prepare against Bas Haver?
130 games by Bas Haver reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.