Prepare against David Ocelak
Czechia · World #16,572 classical · FIDE ID 23728795
When preparing against David Ocelak, expect 1.e4 in 88% of White games. Against 1.e4 the reply is 1...c5 (56% of games); against 1.d4, 1...Nf6 (82%).
Our database contains 47 games by David Ocelak, covering Jun 2019 to Sep 2026. Below you'll find David Ocelak's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout David Ocelak 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 | 2,090 | 2,090 | Sep 2026 |
| Rapid | 1,812 | 1,812 | Sep 2026 |
| Blitz | 1,877 | 1,935 | May 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 47 | 19 | 11 | 17 | 40.4% |
| As White | 25 | 9 | 6 | 10 | 36.0% |
| As Black | 22 | 10 | 5 | 7 | 45.5% |
Move-by-move preparation stats
Straight from the preparation tree built over all of David Ocelak's games — the same tree the interactive prep board lets you walk to any depth. Scores are from David Ocelak's side.
First moves as White (25 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 22 | 88.0% | 45.5% |
| Nf3 | 2 | 8.0% | 50.0% |
| d4 | 1 | 4.0% | 100.0% |
Main lines as White
- 1.e4 — 88% of White games, 45.5% score
- …c5 (68% of these games) — Ocelak usually continues Nf3 (46.7% score)
- …e5 (9% of these games) — Ocelak usually continues Nf3 (100.0% score)
- …c6 (9% of these games) — Ocelak usually continues d4 (0.0% score)
- 1.Nf3 — 8% of White games, 50.0% score
- …Nf6 (50% of these games) — Ocelak usually continues b3 (100.0% score)
- …d5 (50% of these games) — Ocelak usually continues b3 (0.0% score)
As Black against 1.e4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 5 | 55.6% | 80.0% |
| e5 | 2 | 22.2% | 50.0% |
| c6 | 1 | 11.1% | 0.0% |
| d6 | 1 | 11.1% | 50.0% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 9 | 81.8% | 55.6% |
| f5 | 2 | 18.2% | 0.0% |
David Ocelak's chess games
All 47 games by David Ocelak in the Chess.ceo database (Jun 2019 - Sep 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: 19 wins, 11 draws, 17 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B50 | Sicilian | 9 | 1/5/3 | 11.1% |
| B30 | Sicilian: Rossolimo | 4 | 3/1/0 | 75.0% |
| B12 | Caro-Kann: Advance Variation | 2 | 0/0/2 | 0.0% |
| C45 | Scotch Game | 2 | 2/0/0 | 100.0% |
| B35 | Sicilian: Accelerated Dragon | 2 | 0/0/2 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 1 | 0/0/1 | 0.0% |
| A05 | Réti Opening | 1 | 1/0/0 | 100.0% |
| C03 | French: Tarrasch Variation | 1 | 1/0/0 | 100.0% |
| A06 | Nimzo-Larsen Attack | 1 | 0/0/1 | 0.0% |
| D02 | Queen's Pawn Game | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A80 | Dutch Defense | 2 | 0/0/2 | 0.0% |
| B21 | Sicilian: Smith-Morra Gambit | 2 | 2/0/0 | 100.0% |
| B21 | Sicilian | 2 | 1/1/0 | 50.0% |
| E01 | Catalan | 1 | 0/1/0 | 0.0% |
| D02 | Indian Defense | 1 | 1/0/0 | 100.0% |
| C50 | Indian Defense: Anti-Nimzo-Indian | 1 | 0/0/1 | 0.0% |
| C57 | Italian Game: Two Knights Defense | 1 | 1/0/0 | 100.0% |
| E61 | King's Indian Defense | 1 | 1/0/0 | 100.0% |
| E43 | Nimzo-Indian: Rubinstein System | 1 | 0/0/1 | 0.0% |
| E27 | Nimzo-Indian: Sämisch Variation | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2026 | Lukas Hejsek | 2,086 | Ricany Open A 2026 | A05 |
| Feb 2022 | Thomas Lochte | 1,995 | Liberec Open 21st | B21 |
| Jul 2024 | Tomas Pisar | 1,971 | Ricany Open | C47 |
| Aug 2026 | Juraj Steiner | 1,966 | Ricany Open A 2026 | E27 |
| Jul 2024 | Milan Sedlak | 1,953 | Ricany Open | A12 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Ricany Open | 2024 | 17 | 9 | 1,802 |
| ch-CZE U14 | 2023 | 16 | 8.5 | 1,673 |
| Ricany Open A 2026 | 2026 | 9 | 6 | 2,147 |
| Liberec Open 21st | 2022 | 2 | 1 | 1,991 |
| chT2C-CZE 1819 | 2018 | 1 | 0 | 1,246 |
| 37th Czech Open E 2026 | 2026 | 1 | 0 | 2,021 |
| ch-CZE Amateur | 2022 | 1 | 0 | 1,800 |
Interactive opening tree from all 47 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find David Ocelak's chess games?
47 games by David Ocelak, from Jun 2019 to Sep 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 David Ocelak has played.
What does David Ocelak play on the first move as White?
Across 25 games with White in our database, David Ocelak opens with 1.e4 (88% of games), 1.Nf3 (8% of games), 1.d4 (4% of games). Against 1.e4 as Black, David Ocelak answers 1...c5 (56% of games), 1...e5 (22% of games), 1...c6 (11% of games). Against 1.d4: 1...Nf6 (82% of games), 1...f5 (18% of games).
What openings does David Ocelak play as White?
As White, David Ocelak's most-played openings in our database are: Sicilian (9 games, 11.1% win rate); Sicilian: Rossolimo (4 games, 75.0% win rate); Caro-Kann: Advance Variation (2 games, 0.0% win rate). The full breakdown of 25 games with White is in the table above.
What openings does David Ocelak play as Black?
As Black, David Ocelak most often plays: Dutch Defense (2 games, 0.0% win rate); Sicilian: Smith-Morra Gambit (2 games, 100.0% win rate); Sicilian (2 games, 50.0% win rate). See the table above for the top ten Black openings across 22 games.
What is David Ocelak's FIDE rating?
David Ocelak is currently rated 2,090 in classical chess, 1,812 in rapid and 1,877 in blitz. Peak classical rating: 2,090 (Sep 2026).
How many games has David Ocelak played?
Our database contains 47 games by David Ocelak, covering Jun 2019 to Sep 2026. Overall record: 19 wins, 11 draws, 17 losses (40.4% win rate).
How do I prepare against David Ocelak?
47 games by David Ocelak 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.