Prepare against Alfonso Bollero Romera
Spain · World #65,677 classical · FIDE ID 2273560
When preparing against Alfonso Bollero Romera, expect 1.d4 in 81% of White games. Against 1.e4 the reply is 1...e5 (56% of games); against 1.d4, 1...d5 (75%).
Our database contains 51 games by Alfonso Bollero Romera, covering Apr 2004 to Jul 2026. Below you'll find Alfonso Bollero Romera's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Alfonso Bollero Romera 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 | 1,836 | 2,153 | Jul 2005 |
| Rapid | 2,008 | 2,008 | Jul 2026 |
| Blitz | 1,905 | 1,905 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 51 | 20 | 10 | 21 | 39.2% |
| As White | 21 | 12 | 4 | 5 | 57.1% |
| As Black | 30 | 8 | 6 | 16 | 26.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Alfonso Bollero Romera's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Alfonso Bollero Romera's side.
First moves as White (21 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 17 | 81.0% | 70.6% |
| Nf3 | 4 | 19.0% | 50.0% |
Main lines as White
- 1.d4 — 81% of White games, 70.6% score
- …Nf6 (59% of these games) — Romera usually continues c4 (75.0% score)
- …d5 (24% of these games) — Romera usually continues c4 (62.5% score)
- …g6 (12% of these games) — Romera usually continues c4 (100.0% score)
- 1.Nf3 — 19% of White games, 50.0% score
- …d5 (25% of these games) — Romera usually continues d4 (50.0% score)
- …c5 (25% of these games) — Romera usually continues b3 (0.0% score)
- …Nf6 (25% of these games) — Romera usually continues b3 (50.0% score)
As Black against 1.e4 (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 9 | 56.3% | 27.8% |
| c5 | 5 | 31.3% | 30.0% |
| e6 | 1 | 6.3% | 0.0% |
| d6 | 1 | 6.3% | 50.0% |
As Black against 1.d4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 6 | 75.0% | 25.0% |
| Nf6 | 2 | 25.0% | 25.0% |
Alfonso Bollero Romera's chess games
All 51 games by Alfonso Bollero Romera in the Chess.ceo database (Apr 2004 - 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: 20 wins, 10 draws, 21 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E92 | King's Indian Defense: Orthodox Variation | 4 | 4/0/0 | 100.0% |
| D51 | Slav Defense | 3 | 3/0/0 | 100.0% |
| A53 | Indian Defense | 2 | 0/1/1 | 0.0% |
| E13 | Queen's Indian Defense | 2 | 2/0/0 | 100.0% |
| A84 | Queen's Pawn Game | 2 | 1/1/0 | 50.0% |
| A13 | Réti Opening | 2 | 0/1/1 | 0.0% |
| D07 | Queen's Gambit | 1 | 0/0/1 | 0.0% |
| A89 | Dutch Defense | 1 | 0/0/1 | 0.0% |
| D90 | Grünfeld Defense | 1 | 1/0/0 | 100.0% |
| E91 | Modern Defense | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C85 | Ruy Lopez: Closed | 3 | 1/0/2 | 33.3% |
| D35 | Queen's Gambit Declined | 3 | 0/0/3 | 0.0% |
| A14 | English Opening | 2 | 1/0/1 | 50.0% |
| C02 | French: Advance Variation | 1 | 0/0/1 | 0.0% |
| C66 | Four Knights Game: Spanish Variation | 1 | 0/0/1 | 0.0% |
| D00 | Indian Defense | 1 | 0/0/1 | 0.0% |
| E73 | King's Indian Defense: Orthodox Variation | 1 | 0/1/0 | 0.0% |
| C55 | Italian Game | 1 | 0/0/1 | 0.0% |
| D02 | London System | 1 | 0/1/0 | 0.0% |
| A22 | English Opening: Reverse Sicilian | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 1998 | Pedro Jose Barcelo Pujadas | 2,265 | Sant Cebria Open | D07 |
| Jan 1998 | Francisco Javier Hernandez Gallardo | 2,255 | Malgrat del Mar Open | D38 |
| Jan 1998 | Carlos Barrera Clot | 2,245 | Sant Cebria Open | B22 |
| Jan 1998 | Victor M. Quintana Fernandez | 2,165 | Sant Cebria Open | D53 |
| May 2014 | Fernando Sanz Bastos | 2,152 | ch-Catalunya Seniors 30th | C85 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Malgrat del Mar Open | 1998 | 15 | 7.5 | 2,112 |
| Sant Cebria Open | 1998 | 7 | 4 | 2,311 |
| ch-Catalunya B | 1996 | 7 | 5 | 2,134 |
| ch-Catalunya Seniors 30th | 2014 | 6 | 3 | 2,168 |
| ch-Catalunya Seniors | 2013 | 3 | 1 | 1,987 |
| ch-Catalunya U50 | 2022 | 3 | 1 | 1,900 |
| ch-Catalunya Seniors 34th | 2018 | 2 | 0.5 | 1,878 |
| ch-Catalunya | 1994 | 2 | 0 | 1,962 |
Interactive opening tree from all 51 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Alfonso Bollero Romera's chess games?
51 games by Alfonso Bollero Romera, from Apr 2004 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 Alfonso Bollero Romera has played.
What does Alfonso Bollero Romera play on the first move as White?
Across 21 games with White in our database, Alfonso Bollero Romera opens with 1.d4 (81% of games), 1.Nf3 (19% of games). Against 1.e4 as Black, Alfonso Bollero Romera answers 1...e5 (56% of games), 1...c5 (31% of games), 1...e6 (6% of games). Against 1.d4: 1...d5 (75% of games), 1...Nf6 (25% of games).
What openings does Alfonso Bollero Romera play as White?
As White, Alfonso Bollero Romera's most-played openings in our database are: King's Indian Defense: Orthodox Variation (4 games, 100.0% win rate); Slav Defense (3 games, 100.0% win rate); Indian Defense (2 games, 0.0% win rate). The full breakdown of 21 games with White is in the table above.
What openings does Alfonso Bollero Romera play as Black?
As Black, Alfonso Bollero Romera most often plays: Ruy Lopez: Closed (3 games, 33.3% win rate); Queen's Gambit Declined (3 games, 0.0% win rate); English Opening (2 games, 50.0% win rate). See the table above for the top ten Black openings across 30 games.
What is Alfonso Bollero Romera's FIDE rating?
Alfonso Bollero Romera is currently rated 1,836 in classical chess, 2,008 in rapid and 1,905 in blitz. Peak classical rating: 2,153 (Jul 2005).
How many games has Alfonso Bollero Romera played?
Our database contains 51 games by Alfonso Bollero Romera, covering Apr 2004 to Jul 2026. Overall record: 20 wins, 10 draws, 21 losses (39.2% win rate).
How do I prepare against Alfonso Bollero Romera?
51 games by Alfonso Bollero Romera 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.