Prepare against Sergio Bonollo
Italy · World #83,567 classical · FIDE ID 872563
When preparing against Sergio Bonollo, expect 1.e4 in 71% of White games. Against 1.e4 the reply is 1...g6 (67% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 33 games by Sergio Bonollo, covering Sep 2009 to Jul 2026. Below you'll find Sergio Bonollo's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Sergio Bonollo 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 | 1,778 | 1,871 | Oct 2014 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 33 | 11 | 7 | 15 | 33.3% |
| As White | 17 | 5 | 4 | 8 | 29.4% |
| As Black | 16 | 6 | 3 | 7 | 37.5% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Sergio Bonollo's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Sergio Bonollo's side.
First moves as White (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 12 | 70.6% | 29.2% |
| Nf3 | 5 | 29.4% | 70.0% |
Main lines as White
- 1.e4 — 71% of White games, 29.2% score
- …d6 (25% of these games) — Bonollo usually continues d4 (33.3% score)
- …e5 (17% of these games) — Bonollo usually continues Nf3 (50.0% score)
- …c5 (17% of these games) — Bonollo usually continues Nf3 (50.0% score)
- 1.Nf3 — 29% of White games, 70.0% score
- …d5 (60% of these games) — Bonollo usually continues g3 (83.3% score)
- …c5 (20% of these games) — Bonollo usually continues g3 (0.0% score)
- …Nf6 (20% of these games) — Bonollo usually continues b3 (100.0% score)
As Black against 1.e4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| g6 | 6 | 66.7% | 66.7% |
| d6 | 2 | 22.2% | 0.0% |
| c5 | 1 | 11.1% | 0.0% |
As Black against 1.d4 (6 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 6 | 100.0% | 41.7% |
Sergio Bonollo's chess games
All 33 games by Sergio Bonollo in the Chess.ceo database (Sep 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: 11 wins, 7 draws, 15 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A07 | Réti Opening | 4 | 3/1/0 | 75.0% |
| B06 | Pirc Defense | 3 | 1/0/2 | 33.3% |
| C55 | Four Knights Game: Italian Variation | 1 | 0/0/1 | 0.0% |
| B06 | Modern Defense | 1 | 0/0/1 | 0.0% |
| C02 | Nimzowitsch Defense | 1 | 0/1/0 | 0.0% |
| C68 | Ruy Lopez: Exchange | 1 | 1/0/0 | 100.0% |
| B01 | Scandinavian Defense: Main Line | 1 | 0/1/0 | 0.0% |
| B01 | Scandinavian Defense: Modern Variation | 1 | 0/0/1 | 0.0% |
| B22 | Sicilian: Alapin | 1 | 0/0/1 | 0.0% |
| B03 | Alekhine Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B06 | Modern Defense | 5 | 4/0/1 | 80.0% |
| B07 | Pirc Defense | 2 | 0/0/2 | 0.0% |
| D87 | Grünfeld Defense | 2 | 1/1/0 | 50.0% |
| E91 | King's Indian Defense: Orthodox Variation | 1 | 0/0/1 | 0.0% |
| D02 | London System | 1 | 0/0/1 | 0.0% |
| E14 | Queen's Indian Defense | 1 | 0/0/1 | 0.0% |
| B08 | Dunst Opening | 1 | 1/0/0 | 100.0% |
| B23 | Sicilian: Closed | 1 | 0/0/1 | 0.0% |
| D94 | Indian Defense | 1 | 0/1/0 | 0.0% |
| D04 | King's Indian Defense | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Feb 2005 | Nicola Gerundino | 1,826 | 5th Alta Padovana Open B | B07 |
| Mar 2024 | Filippo De Bona | 1,757 | 55th Campalto CIS Series C13 | A08 |
| Apr 2011 | Beatrice Anselmi | 1,749 | Mogliano Veneto Open B 32nd | C68 |
| Apr 2011 | Giovanni Piccolotto | 1,727 | Mogliano Veneto Open B 32nd | D87 |
| May 2011 | Valerio Pisani | 1,714 | Mogliano Veneto Open B 32nd | B08 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Mestre Ragazzini Memorial 2nd | 2011 | 5 | 2 | 1,538 |
| 5th Alta Padovana Open B | 2005 | 5 | 3.5 | 1,878 |
| Mogliano Veneto Open B 32nd | 2011 | 5 | 3.5 | 1,903 |
| 1st Dueville Open B | 2023 | 5 | 2.5 | 1,549 |
| 55th Campalto CIS Series C13 | 2024 | 5 | 2 | 1,729 |
| ch-ITA Seniors 35th | 2013 | 4 | 0 | 1,602 |
| EU-Cup 11th Group6 | 1995 | 3 | 0 | 1,907 |
| 13th Condino Open | 2013 | 1 | 1 | 1,723 |
Interactive opening tree from all 33 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Sergio Bonollo's chess games?
33 games by Sergio Bonollo, from Sep 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 Sergio Bonollo has played.
What does Sergio Bonollo play on the first move as White?
Across 17 games with White in our database, Sergio Bonollo opens with 1.e4 (71% of games), 1.Nf3 (29% of games). Against 1.e4 as Black, Sergio Bonollo answers 1...g6 (67% of games), 1...d6 (22% of games), 1...c5 (11% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Sergio Bonollo play as White?
As White, Sergio Bonollo's most-played openings in our database are: Réti Opening (4 games, 75.0% win rate); Pirc Defense (3 games, 33.3% win rate); Four Knights Game: Italian Variation (1 games, 0.0% win rate). The full breakdown of 17 games with White is in the table above.
What openings does Sergio Bonollo play as Black?
As Black, Sergio Bonollo most often plays: Modern Defense (5 games, 80.0% win rate); Pirc Defense (2 games, 0.0% win rate); Grünfeld Defense (2 games, 50.0% win rate). See the table above for the top ten Black openings across 16 games.
What is Sergio Bonollo's FIDE rating?
Sergio Bonollo is currently rated 1,778 in classical chess. Peak classical rating: 1,871 (Oct 2014).
How many games has Sergio Bonollo played?
Our database contains 33 games by Sergio Bonollo, covering Sep 2009 to Jul 2026. Overall record: 11 wins, 7 draws, 15 losses (33.3% win rate).
How do I prepare against Sergio Bonollo?
33 games by Sergio Bonollo 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.