Prepare against Guilherme Martins G Oliveira
Brazil · World #29,595 classical · FIDE ID 2138530
Our database contains 87 games by Guilherme Martins G Oliveira, covering Sep 2011 to Jul 2026. Below you'll find Guilherme Martins G Oliveira's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Guilherme Martins G Oliveira 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 | 1,990 | Nov 2025 |
| Rapid | 2,025 | 2,042 | Mar 2026 |
| Blitz | 1,943 | 1,991 | Apr 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 87 | 31 | 22 | 34 | 35.6% |
| As White | 45 | 17 | 9 | 19 | 37.8% |
| As Black | 42 | 14 | 13 | 15 | 33.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Guilherme Martins G Oliveira's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Guilherme Martins G Oliveira's side.
First moves as White (45 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 22 | 48.9% | 45.5% |
| d4 | 12 | 26.7% | 37.5% |
| c4 | 7 | 15.6% | 57.1% |
| Nf3 | 4 | 8.9% | 75.0% |
Main lines as White
- 1.e4 — 49% of White games, 45.5% score
- …c5 (64% of these games) — Oliveira usually continues Nc3 (54.2% score)
- …e6 (14% of these games) — Oliveira usually continues d4 (50.0% score)
- …e5 (14% of these games) — Oliveira usually continues Nf3 (16.7% score)
- 1.d4 — 27% of White games, 37.5% score
- …Nf6 (50% of these games) — Oliveira usually continues c4 (83.3% score)
- …d5 (33% of these games) — Oliveira usually continues c4 (0.0% score)
- …Nc6 (8% of these games) — Oliveira usually continues e3 (100.0% score)
As Black against 1.e4 (22 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 9 | 40.9% | 55.6% |
| Nf6 | 5 | 22.7% | 60.0% |
| e6 | 4 | 18.2% | 25.0% |
| d6 | 2 | 9.1% | 75.0% |
| e5 | 2 | 9.1% | 25.0% |
As Black against 1.d4 (12 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 9 | 75.0% | 44.4% |
| c5 | 2 | 16.7% | 0.0% |
| d5 | 1 | 8.3% | 0.0% |
Guilherme Martins G Oliveira's chess games
All 87 games by Guilherme Martins G Oliveira in the Chess.ceo database (Sep 2011 - 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: 31 wins, 22 draws, 34 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 11 | 4/3/4 | 36.4% |
| A10 | English Opening | 4 | 3/1/0 | 75.0% |
| A45 | Queen's Pawn Game | 4 | 1/0/3 | 25.0% |
| A36 | English Opening: Symmetrical | 3 | 0/1/2 | 0.0% |
| A14 | English Opening: Neo-Catalan | 2 | 1/0/1 | 50.0% |
| C10 | French Defense | 2 | 0/1/1 | 0.0% |
| B80 | Sicilian: Scheveningen | 2 | 1/0/1 | 50.0% |
| C50 | Italian Game | 2 | 0/1/1 | 0.0% |
| A11 | English Opening: Slav Setup | 1 | 1/0/0 | 100.0% |
| D91 | Grünfeld Defense | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B04 | Alekhine Defense | 5 | 2/2/1 | 40.0% |
| B34 | Sicilian: Accelerated Dragon | 5 | 4/0/1 | 80.0% |
| A01 | English Opening: Reverse Sicilian | 3 | 2/1/0 | 66.7% |
| B22 | Benoni Defense | 2 | 0/0/2 | 0.0% |
| E91 | King's Indian Defense: Orthodox Variation | 2 | 0/1/1 | 0.0% |
| E61 | King's Indian Defense | 2 | 2/0/0 | 100.0% |
| B07 | Philidor | 2 | 1/1/0 | 50.0% |
| C06 | French: Tarrasch Variation | 2 | 1/0/1 | 50.0% |
| A26 | English Opening | 2 | 1/1/0 | 50.0% |
| C02 | French: Advance Variation | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2012 | Jonathan Leon Calderon | 2,107 | ch-Pan American U20 | A10 |
| Sep 2013 | Ed Carlos Leite Luques Benitez | 1,962 | 3rd Sao Paulo IRT Open | B23 |
| Jun 2013 | Daniel Yoshito Ikejiri | 1,938 | Sao Bernardo do Campo Open | E92 |
| Oct 2012 | Luis Marcio Pinhatti Casarin | 1,914 | Sao Bernardo do Campo Open | B80 |
| Jan 2013 | Cassius Alexandre da Silva | 1,849 | 4th Sao Bernardo do Campo LXSBC fin C | A11 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Sao Bernardo do Campo Open | 2013 | 12 | 7 | 1,958 |
| Sao Bernardo do Campo LXSBC Open | 2014 | 11 | 2.5 | 1,614 |
| 4th Sao Bernardo do Campo LXSBC fin C | 2013 | 9 | 6 | 1,855 |
| 5th Sao Bernardo do Campo LXSBC fin C | 2014 | 9 | 6.5 | 1,869 |
| ch-Pan American U20 | 2012 | 8 | 2.5 | 1,901 |
| ch-BRA Amateurs U2000 | 2024 | 7 | 6 | 2,075 |
| 3rd Sao Paulo IRT Open | 2013 | 6 | 3.5 | 2,035 |
| 4th Sao Bernardo do Campo LXSBC Open | 2012 | 6 | 3.5 | 2,016 |
Interactive opening tree from all 87 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Guilherme Martins G Oliveira's chess games?
87 games by Guilherme Martins G Oliveira, from Sep 2011 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 Guilherme Martins G Oliveira has played.
What does Guilherme Martins G Oliveira play on the first move as White?
Across 45 games with White in our database, Guilherme Martins G Oliveira opens with 1.e4 (49% of games), 1.d4 (27% of games), 1.c4 (16% of games). Against 1.e4 as Black, Guilherme Martins G Oliveira answers 1...c5 (41% of games), 1...Nf6 (23% of games), 1...e6 (18% of games). Against 1.d4: 1...Nf6 (75% of games), 1...c5 (17% of games), 1...d5 (8% of games).
What openings does Guilherme Martins G Oliveira play as White?
As White, Guilherme Martins G Oliveira's most-played openings in our database are: Sicilian: Closed (11 games, 36.4% win rate); English Opening (4 games, 75.0% win rate); Queen's Pawn Game (4 games, 25.0% win rate). The full breakdown of 45 games with White is in the table above.
What openings does Guilherme Martins G Oliveira play as Black?
As Black, Guilherme Martins G Oliveira most often plays: Alekhine Defense (5 games, 40.0% win rate); Sicilian: Accelerated Dragon (5 games, 80.0% win rate); English Opening: Reverse Sicilian (3 games, 66.7% win rate). See the table above for the top ten Black openings across 42 games.
What is Guilherme Martins G Oliveira's FIDE rating?
Guilherme Martins G Oliveira is currently rated 1,988 in classical chess, 2,025 in rapid and 1,943 in blitz. Peak classical rating: 1,990 (Nov 2025).
How many games has Guilherme Martins G Oliveira played?
Our database contains 87 games by Guilherme Martins G Oliveira, covering Sep 2011 to Jul 2026. Overall record: 31 wins, 22 draws, 34 losses (35.6% win rate).
How do I prepare against Guilherme Martins G Oliveira?
87 games by Guilherme Martins G Oliveira 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.