Prepare against Mauricio Errazola
URY · World #35,751 classical · FIDE ID 3017141
Our database contains 88 games by Mauricio Errazola, covering May 2022 to Aug 2026. Below you'll find Mauricio Errazola's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Mauricio Errazola 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 | 1,955 | 1,989 | Jul 2026 |
| Rapid | 1,935 | 1,942 | Mar 2026 |
| Blitz | 2,010 | 2,026 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 88 | 41 | 9 | 38 | 46.6% |
| As White | 46 | 23 | 3 | 20 | 50.0% |
| As Black | 42 | 18 | 6 | 18 | 42.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Mauricio Errazola's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Mauricio Errazola's side.
First moves as White (46 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 31 | 67.4% | 48.4% |
| Nf3 | 12 | 26.1% | 54.2% |
| c4 | 2 | 4.3% | 100.0% |
| e4 | 1 | 2.2% | 100.0% |
Main lines as White
- 1.d4 — 67% of White games, 48.4% score
- …d5 (42% of these games) — Errazola usually continues c4 (55.6% score)
- …Nf6 (39% of these games) — Errazola usually continues Bg5 (25.0% score)
- …g6 (3% of these games) — Errazola usually continues e4 (0.0% score)
- 1.Nf3 — 26% of White games, 54.2% score
- …Nf6 (50% of these games) — Errazola usually continues d4 (0.0% score)
- …d5 (33% of these games) — Errazola usually continues b3 (50.0% score)
- …c5 (8% of these games) — Errazola usually continues e3 (100.0% score)
As Black against 1.e4 (24 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 12 | 50.0% | 45.8% |
| e6 | 10 | 41.7% | 65.0% |
| g6 | 1 | 4.2% | 100.0% |
| e5 | 1 | 4.2% | 0.0% |
As Black against 1.d4 (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 8 | 53.3% | 50.0% |
| d5 | 6 | 40.0% | 16.7% |
| e6 | 1 | 6.7% | 100.0% |
Mauricio Errazola's chess games
All 88 games by Mauricio Errazola in the Chess.ceo database (May 2022 - Aug 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: 41 wins, 9 draws, 38 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A45 | Trompowsky Attack | 6 | 1/1/4 | 16.7% |
| D10 | Slav Defense | 5 | 2/0/3 | 40.0% |
| D35 | Indian Defense | 5 | 1/0/4 | 20.0% |
| D02 | Queen's Pawn Game | 5 | 5/0/0 | 100.0% |
| A05 | Réti Opening | 3 | 2/0/1 | 66.7% |
| A06 | Nimzo-Larsen Attack | 3 | 1/1/1 | 33.3% |
| D31 | Queen's Gambit Declined | 2 | 1/0/1 | 50.0% |
| D20 | Queen's Gambit Accepted | 2 | 2/0/0 | 100.0% |
| D00 | Queen's Pawn Game: Chigorin Variation | 2 | 1/0/1 | 50.0% |
| A90 | Horwitz Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B02 | Alekhine Defense | 11 | 4/3/4 | 36.4% |
| D00 | London System | 3 | 2/0/1 | 66.7% |
| D00 | Queen's Pawn Game: Chigorin Variation | 2 | 0/0/2 | 0.0% |
| A08 | King's Indian Attack | 2 | 2/0/0 | 100.0% |
| D30 | Catalan | 2 | 0/0/2 | 0.0% |
| C00 | French Defense | 2 | 1/0/1 | 50.0% |
| C03 | French: Tarrasch Variation | 2 | 0/1/1 | 0.0% |
| C01 | French: Exchange Variation | 2 | 2/0/0 | 100.0% |
| E11 | Bogo-Indian Defense | 2 | 1/0/1 | 50.0% |
| C02 | French: Advance Variation | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Feb 2025 | Alejandro Bauza | 2,116 | 8th Montevideo Open 2025 | B00 |
| Feb 2024 | Juan Manuel Sosa Macho | 2,059 | 7th Montevideo Duchamp Cup | D37 |
| Feb 2024 | Anahi Meza | 2,040 | 7th Montevideo Duchamp Cup | E43 |
| Feb 2023 | Aurelio Durante | 1,983 | ch-URU sf2 | C00 |
| Jul 2023 | Marcelo Ibanez | 1,956 | chT-URU 2 | A21 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-URU U20 | 2024 | 12 | 7.5 | 1,833 |
| Montevideo Trebejos 50 Anniv Open | 2022 | 9 | 5.5 | 1,907 |
| ch-Pan American U20 | 2023 | 9 | 3 | 1,674 |
| 6th Montevideo Duchamp Cup | 2023 | 9 | 4 | 1,758 |
| 8th Montevideo Open 2025 | 2025 | 8 | 4.5 | 1,917 |
| 7th Montevideo Duchamp Cup | 2024 | 8 | 4.5 | 2,124 |
| ch-URU sf2 | 2023 | 7 | 3 | 1,894 |
| Semifinal del Campeonato Uruguayo Absoluto 2026 | 2026 | 7 | 3.5 | 1,953 |
Interactive opening tree from all 88 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Mauricio Errazola's chess games?
88 games by Mauricio Errazola, from May 2022 to Aug 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 Mauricio Errazola has played.
What does Mauricio Errazola play on the first move as White?
Across 46 games with White in our database, Mauricio Errazola opens with 1.d4 (67% of games), 1.Nf3 (26% of games), 1.c4 (4% of games). Against 1.e4 as Black, Mauricio Errazola answers 1...Nf6 (50% of games), 1...e6 (42% of games), 1...g6 (4% of games). Against 1.d4: 1...Nf6 (53% of games), 1...d5 (40% of games), 1...e6 (7% of games).
What openings does Mauricio Errazola play as White?
As White, Mauricio Errazola's most-played openings in our database are: Trompowsky Attack (6 games, 16.7% win rate); Slav Defense (5 games, 40.0% win rate); Indian Defense (5 games, 20.0% win rate). The full breakdown of 46 games with White is in the table above.
What openings does Mauricio Errazola play as Black?
As Black, Mauricio Errazola most often plays: Alekhine Defense (11 games, 36.4% win rate); London System (3 games, 66.7% win rate); Queen's Pawn Game: Chigorin Variation (2 games, 0.0% win rate). See the table above for the top ten Black openings across 42 games.
What is Mauricio Errazola's FIDE rating?
Mauricio Errazola is currently rated 1,955 in classical chess, 1,935 in rapid and 2,010 in blitz. Peak classical rating: 1,989 (Jul 2026).
How many games has Mauricio Errazola played?
Our database contains 88 games by Mauricio Errazola, covering May 2022 to Aug 2026. Overall record: 41 wins, 9 draws, 38 losses (46.6% win rate).
How do I prepare against Mauricio Errazola?
88 games by Mauricio Errazola 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.