Prepare against Istvan Biro
Hungary · World #29,554 classical · FIDE ID 759244
Our database contains 105 games by Istvan Biro, covering Nov 2009 to Jul 2026. Below you'll find Istvan Biro's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Istvan Biro 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 | 1,988 | 2,048 | Mar 2014 |
| Rapid | 1,937 | 1,992 | Jul 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 105 | 27 | 54 | 24 | 25.7% |
| As White | 48 | 14 | 28 | 6 | 29.2% |
| As Black | 57 | 13 | 26 | 18 | 22.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Istvan Biro's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Istvan Biro's side.
First moves as White (48 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 39 | 81.3% | 57.7% |
| e4 | 9 | 18.8% | 61.1% |
Main lines as White
- 1.d4 — 81% of White games, 57.7% score
- …d5 (33% of these games) — Biro usually continues c4 (46.2% score)
- …Nf6 (33% of these games) — Biro usually continues c4 (61.5% score)
- …e6 (10% of these games) — Biro usually continues c4 (62.5% score)
- 1.e4 — 19% of White games, 61.1% score
- …c5 (44% of these games) — Biro usually continues Nc3 (50.0% score)
- …e6 (22% of these games) — Biro usually continues d4 (75.0% score)
- …c6 (22% of these games) — Biro usually continues d4 (75.0% score)
As Black against 1.e4 (32 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 20 | 62.5% | 32.5% |
| e6 | 9 | 28.1% | 61.1% |
| c6 | 3 | 9.4% | 0.0% |
As Black against 1.d4 (19 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 10 | 52.6% | 55.0% |
| Nf6 | 9 | 47.4% | 55.6% |
Istvan Biro's chess games
All 105 games by Istvan Biro in the Chess.ceo database (Nov 2009 - Jul 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: 27 wins, 54 draws, 24 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D35 | Indian Defense | 9 | 4/4/1 | 44.4% |
| A90 | Queen's Gambit Declined | 5 | 1/2/2 | 20.0% |
| D93 | Grünfeld Defense | 4 | 1/3/0 | 25.0% |
| D18 | Slav Defense | 4 | 0/3/1 | 0.0% |
| E81 | King's Indian: Sämisch | 4 | 2/1/1 | 50.0% |
| D35 | Queen's Gambit Declined: Orthodox Defense | 3 | 1/2/0 | 33.3% |
| B23 | Sicilian: Closed | 2 | 0/2/0 | 0.0% |
| A87 | Dutch Defense | 2 | 1/1/0 | 50.0% |
| A44 | Benoni Defense | 2 | 0/2/0 | 0.0% |
| A35 | Modern Defense | 2 | 0/2/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D30 | Slav Defense | 6 | 2/2/2 | 33.3% |
| B92 | Sicilian: Najdorf | 5 | 1/2/2 | 20.0% |
| B50 | Sicilian | 5 | 0/2/3 | 0.0% |
| E05 | Catalan | 4 | 1/2/1 | 25.0% |
| D02 | Indian Defense | 4 | 2/1/1 | 50.0% |
| B23 | Sicilian: Closed | 4 | 0/2/2 | 0.0% |
| D02 | London System | 3 | 1/2/0 | 33.3% |
| C01 | French: Classical Variation | 3 | 1/2/0 | 33.3% |
| A08 | King's Indian Attack | 3 | 1/2/0 | 33.3% |
| B22 | Sicilian: Alapin | 2 | 1/1/0 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Apr 2013 | Laszlo Konya | 2,142 | chT2-HUN Maroczy 1213 | D45 |
| Sep 2010 | Zoltan Hevesi | 2,079 | chT2-HUN Maroczy 1011 | E09 |
| Nov 2013 | Sandor Fabian Nagy | 2,029 | chT2-HUN Toth 1314 | B90 |
| Nov 2011 | Mihaly Pal | 2,028 | chT2-HUN Maroczy 1112 | B22 |
| Dec 2021 | Robert Bernath | 1,985 | chT2-HUN Toth 2122 | D93 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT2-HUN Maroczy 1112 | 2012 | 11 | 4 | 1,953 |
| chT2-HUN Toth 1415 | 2015 | 11 | 4.5 | 1,973 |
| chT2-HUN Toth 1718 | 2018 | 11 | 7 | 1,891 |
| chT2-HUN Toth 1516 | 2016 | 11 | 5 | 1,982 |
| chT2-HUN Toth 1314 | 2014 | 10 | 5 | 1,985 |
| chT2-HUN Maroczy 1011 | 2011 | 9 | 5 | 1,969 |
| chT2-HUN Maroczy 1213 | 2013 | 9 | 2.5 | 1,963 |
| chT2-HUN Toth 1819 | 2019 | 9 | 5 | 1,944 |
Interactive opening tree from all 105 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Istvan Biro's chess games?
105 games by Istvan Biro, from Nov 2009 to Jul 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 Istvan Biro has played.
What does Istvan Biro play on the first move as White?
Across 48 games with White in our database, Istvan Biro opens with 1.d4 (81% of games), 1.e4 (19% of games). Against 1.e4 as Black, Istvan Biro answers 1...c5 (63% of games), 1...e6 (28% of games), 1...c6 (9% of games). Against 1.d4: 1...d5 (53% of games), 1...Nf6 (47% of games).
What openings does Istvan Biro play as White?
As White, Istvan Biro's most-played openings in our database are: Indian Defense (9 games, 44.4% win rate); Queen's Gambit Declined (5 games, 20.0% win rate); Grünfeld Defense (4 games, 25.0% win rate). The full breakdown of 48 games with White is in the table above.
What openings does Istvan Biro play as Black?
As Black, Istvan Biro most often plays: Slav Defense (6 games, 33.3% win rate); Sicilian: Najdorf (5 games, 20.0% win rate); Sicilian (5 games, 0.0% win rate). See the table above for the top ten Black openings across 57 games.
What is Istvan Biro's FIDE rating?
Istvan Biro is currently rated 1,988 in classical chess, 1,937 in rapid. Peak classical rating: 2,048 (Mar 2014).
How many games has Istvan Biro played?
Our database contains 105 games by Istvan Biro, covering Nov 2009 to Jul 2026. Overall record: 27 wins, 54 draws, 24 losses (25.7% win rate).
How do I prepare against Istvan Biro?
105 games by Istvan Biro 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.