Ondrej Kroulik
CZE · FIDE ID 23780622 · 13 tournament games since 2025
Standard
1442
#5619 in CZE (active)
Rapid
–
Unrated
Blitz
–
Unrated
Score
35%
4 W · 1 D · 8 L
Opp. avg
1542
Last 13 games
Last game
2026-03-14
Czech Youth Championship 2026 | Open
Prep summary
- As White: 1.e4 in 100% of games (scores 50%).
- Against 1.e4: 1...e5 in 5 of 5 games (King's Pawn Game), scoring 20%.
- By colour: 50% with White, 17% with Black.
Based on 13 over-the-board games (4 classical). 7 with White (50%), 6 with Black (17%).
Openings as White
First move
| 1.e4 | 7 | 50% |
Most played
| Opening | Games | Score |
|---|---|---|
| Sicilian Defense: Old Sicilian | 2 | 50% |
| Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | 2 | 50% |
| Four Knights Game: Spanish Variation | 1 | 50% |
| Sicilian Defense: Hyperaccelerated Dragon | 1 | 100% |
| Petrov's Defense: Nimzowitsch Attack | 1 | 0% |
Openings as Black
Against 1.e4 (5 games)
| 1...e5 King's Pawn Game | 5 | 20% |
Against 1.d4 (1 game)
| 1...d5 Queen's Pawn Game | 1 | 0% |
Most played
| Opening | Games | Score |
|---|---|---|
| Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | 1 | 100% |
| Four Knights Game: Glek System | 1 | 0% |
| Scotch Game: Benima Defense | 1 | 0% |
| Scotch Game | 1 | 0% |
| Queen's Gambit Declined: Modern Variation | 1 | 0% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-03-14 | Vladimir Krivka (1503) Czech Youth Championship 2026 | Open | ½ |
| 2026-03-13 | Mojmir Prosecky (1846) Czech Youth Championship 2026 | Open | L |
| 2026-03-12 | Jakub Havlu (1461) Czech Youth Championship 2026 | Open | W |
| 2026-03-11 | Andreas Vodicka Czech Youth Championship 2026 | Open | W |
| 2026-03-10 | Patrik Svab (1496) Czech Youth Championship 2026 | Open | L |
| 2026-03-09 | Adam Havlu Czech Youth Championship 2026 | Open | W |
| 2026-03-09 | Louis Shaheen Shamma (1524) Czech Youth Championship 2026 | Open | L |
| 2026-03-08 | Vladimir Ptacek (1490) Czech Youth Championship 2026 | Open | L |
| 2026-03-07 | Adam Osmera (1581) Czech Youth Championship 2026 | Open | L |
| 2025-11-14 | Matej Okrouhlicky Czech Championship U10 2025 · classical | L |
Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.