Prepare against Efrain Palacios
Peru · World #18,224 classical · FIDE ID 3801225
Our database contains 111 games by Efrain Palacios, covering Apr 2003 to Jul 2026. Below you'll find Efrain Palacios's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Efrain Palacios 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 | 2,073 | 2,218 | Jan 2007 |
| Rapid | 2,029 | 2,094 | Dec 2023 |
| Blitz | 1,991 | 2,168 | Dec 2015 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 111 | 41 | 30 | 40 | 36.9% |
| As White | 54 | 20 | 18 | 16 | 37.0% |
| As Black | 57 | 21 | 12 | 24 | 36.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Efrain Palacios's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Efrain Palacios's side.
First moves as White (54 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 24 | 44.4% | 56.3% |
| c4 | 16 | 29.6% | 59.4% |
| e4 | 13 | 24.1% | 42.3% |
| Nf3 | 1 | 1.9% | 50.0% |
Main lines as White
- 1.d4 — 44% of White games, 56.3% score
- …Nf6 (63% of these games) — Palacios usually continues c4 (50.0% score)
- …d5 (33% of these games) — Palacios usually continues c4 (57.1% score)
- …c5 (4% of these games) — Palacios usually continues d5 (0.0% score)
- 1.c4 — 30% of White games, 59.4% score
- …Nf6 (44% of these games) — Palacios usually continues Nc3 (50.0% score)
- …e5 (38% of these games) — Palacios usually continues Nc3 (70.0% score)
- …c5 (13% of these games) — Palacios usually continues g3 (100.0% score)
As Black against 1.e4 (29 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 28 | 96.6% | 46.4% |
As Black against 1.d4 (21 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 12 | 57.1% | 62.5% |
| d5 | 9 | 42.9% | 22.2% |
Efrain Palacios's chess games
All 111 games by Efrain Palacios in the Chess.ceo database (Apr 2003 - 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: 41 wins, 30 draws, 40 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B20 | Sicilian | 9 | 3/1/5 | 33.3% |
| E99 | King's Indian Defense: Orthodox Variation | 8 | 2/5/1 | 25.0% |
| A28 | English Opening: Reverse Sicilian | 7 | 4/2/1 | 57.1% |
| E01 | Catalan | 6 | 2/2/2 | 33.3% |
| A16 | English Opening | 4 | 0/2/2 | 0.0% |
| D11 | Slav Defense | 4 | 2/2/0 | 50.0% |
| A56 | Benoni Defense | 2 | 1/0/1 | 50.0% |
| A35 | English Opening: Symmetrical | 2 | 1/1/0 | 50.0% |
| D87 | Grünfeld Defense | 2 | 1/1/0 | 50.0% |
| A55 | Indian Defense | 2 | 1/1/0 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B46 | Sicilian | 17 | 4/4/9 | 23.5% |
| B23 | Sicilian: Closed | 5 | 2/2/1 | 40.0% |
| D46 | Slav Defense | 4 | 1/0/3 | 25.0% |
| B80 | Sicilian: Taimanov | 2 | 1/0/1 | 50.0% |
| D05 | Indian Defense | 2 | 0/1/1 | 0.0% |
| B33 | Sicilian: Sveshnikov | 2 | 1/1/0 | 50.0% |
| E15 | Queen's Indian Defense | 2 | 1/0/1 | 50.0% |
| A84 | Queen's Gambit Declined | 2 | 1/0/1 | 50.0% |
| A30 | English Opening | 2 | 0/1/1 | 0.0% |
| D38 | Queen's Gambit Declined: Ragozin Defense | 2 | 0/1/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2012 | Deivy Vera Siguenas | 2,378 | 2nd Lima Ingenieros CC Open | E99 |
| Mar 2007 | Luis Santos | 2,377 | Lima Castaneda Memorial Open | A36 |
| Feb 2016 | Brian Escalante Ramirez | 2,332 | ch-PER | B85 |
| Jan 2004 | Javier Garcia | 2,324 | 1st PER Grand Prix | A05 |
| Jan 2004 | Fernando Miguel | 2,256 | 1st PER Grand Prix | B38 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Rio de Janeiro zt 2.4 | 2011 | 18 | 6 | 2,231 |
| Callao Open | 2007 | 9 | 3 | 2,117 |
| Lima zt 2.4 | 2015 | 9 | 5 | 2,031 |
| 2nd Lima Morales Memorial Open | 2012 | 9 | 5.5 | 2,101 |
| 3rd Lima Morales Memorial Open | 2013 | 9 | 5 | 2,141 |
| ch-PER Regional Centro | 2002 | 8 | 4 | 2,339 |
| Lima IPD Cup | 2013 | 8 | 3.5 | 2,005 |
| Lima Castaneda Memorial Open | 2007 | 7 | 3 | 2,054 |
Interactive opening tree from all 111 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Efrain Palacios's chess games?
111 games by Efrain Palacios, from Apr 2003 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 Efrain Palacios has played.
What does Efrain Palacios play on the first move as White?
Across 54 games with White in our database, Efrain Palacios opens with 1.d4 (44% of games), 1.c4 (30% of games), 1.e4 (24% of games). Against 1.e4 as Black, Efrain Palacios answers 1...c5 (97% of games). Against 1.d4: 1...Nf6 (57% of games), 1...d5 (43% of games).
What openings does Efrain Palacios play as White?
As White, Efrain Palacios's most-played openings in our database are: Sicilian (9 games, 33.3% win rate); King's Indian Defense: Orthodox Variation (8 games, 25.0% win rate); English Opening: Reverse Sicilian (7 games, 57.1% win rate). The full breakdown of 54 games with White is in the table above.
What openings does Efrain Palacios play as Black?
As Black, Efrain Palacios most often plays: Sicilian (17 games, 23.5% win rate); Sicilian: Closed (5 games, 40.0% win rate); Slav Defense (4 games, 25.0% win rate). See the table above for the top ten Black openings across 57 games.
What is Efrain Palacios's FIDE rating?
Efrain Palacios is currently rated 2,073 in classical chess, 2,029 in rapid and 1,991 in blitz. Peak classical rating: 2,218 (Jan 2007).
How many games has Efrain Palacios played?
Our database contains 111 games by Efrain Palacios, covering Apr 2003 to Jul 2026. Overall record: 41 wins, 30 draws, 40 losses (36.9% win rate).
How do I prepare against Efrain Palacios?
111 games by Efrain Palacios 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.