Prepare against Samuel B Ornelas De Souza
Brazil · World #80,687 classical · FIDE ID 22751637
When preparing against Samuel B Ornelas De Souza, expect 1.d4 in 97% of White games. Against 1.e4 the reply is 1...c5 (100% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 64 games by Samuel B Ornelas De Souza, covering Nov 2018 to Aug 2026. Below you'll find Samuel B Ornelas De Souza's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Samuel B Ornelas De Souza 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 | 1,787 | 1,863 | Jul 2024 |
| Rapid | 1,762 | 1,771 | May 2026 |
| Blitz | 1,783 | 1,783 | Aug 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 64 | 32 | 9 | 23 | 50.0% |
| As White | 31 | 16 | 5 | 10 | 51.6% |
| As Black | 33 | 16 | 4 | 13 | 48.5% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Samuel B Ornelas De Souza's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Samuel B Ornelas De Souza's side.
First moves as White (31 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 30 | 96.8% | 60.0% |
| c4 | 1 | 3.2% | 50.0% |
Main lines as White
- 1.d4 — 97% of White games, 60.0% score
- …Nf6 (63% of these games) — Souza usually continues c4 (55.3% score)
- …d5 (33% of these games) — Souza usually continues c4 (75.0% score)
- …d6 (3% of these games) — Souza usually continues c4 (0.0% score)
- 1.c4 — 3% of White games, 50.0% score
- …c5 (100% of these games) — Souza usually continues Nc3 (50.0% score)
As Black against 1.e4 (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 15 | 100.0% | 50.0% |
As Black against 1.d4 (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 15 | 100.0% | 63.3% |
Samuel B Ornelas De Souza's chess games
All 64 games by Samuel B Ornelas De Souza in the Chess.ceo database (Nov 2018 - 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: 32 wins, 9 draws, 23 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E62 | King's Indian Defense | 6 | 3/1/2 | 50.0% |
| A57 | Benoni Defense | 4 | 1/1/2 | 25.0% |
| D35 | Indian Defense | 4 | 3/0/1 | 75.0% |
| D35 | Queen's Gambit Declined | 3 | 2/1/0 | 66.7% |
| D12 | Slav Defense | 3 | 1/0/2 | 33.3% |
| D36 | Indian Defense: Seirawan Attack | 2 | 1/1/0 | 50.0% |
| D07 | Queen's Gambit | 2 | 1/0/1 | 50.0% |
| E15 | Queen's Indian Defense | 1 | 0/0/1 | 0.0% |
| D31 | Semi-Slav Defense | 1 | 1/0/0 | 100.0% |
| B20 | English Opening: Symmetrical | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B50 | Sicilian | 7 | 3/0/4 | 42.9% |
| B90 | Sicilian: Najdorf | 6 | 2/2/2 | 33.3% |
| A30 | Indian Defense | 4 | 2/1/1 | 50.0% |
| E33 | Nimzo-Indian: Classical Variation | 3 | 2/0/1 | 66.7% |
| A45 | London System | 2 | 1/0/1 | 50.0% |
| E11 | Bogo-Indian Defense | 1 | 1/0/0 | 100.0% |
| E30 | Nimzo-Indian: Leningrad Variation | 1 | 1/0/0 | 100.0% |
| E41 | Nimzo-Indian: Rubinstein System | 1 | 0/0/1 | 0.0% |
| A45 | Reversed Chigorin | 1 | 1/0/0 | 100.0% |
| B26 | Sicilian: Closed | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Feb 2024 | Tiago Batista Oliveira | 1,982 | 2nd Araraquara Open | E65 |
| Aug 2024 | Emilio Keiji Ishikawa | 1,810 | Sao Paulo Ataque Duplo Open | A57 |
| Jan 2024 | Rodrigo Moreira Cavalcante | 1,801 | 10th Florianopolis Open | D36 |
| Jan 2024 | Davi Silva Bon | 1,800 | Criciuma Open B | B90 |
| Feb 2024 | Francisco Almeida e Oliveira Kinouchi | 1,800 | 2nd Araraquara Open | E68 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 10th Florianopolis Open | 2024 | 10 | 5 | 1,810 |
| Brazil Chess Series - SP | 2025 | 9 | 4 | 1,859 |
| Criciuma Open B | 2024 | 9 | 7 | 1,749 |
| 5th Florianopolis Open | 2019 | 8 | 4.5 | 1,712 |
| 8th Florianopolis Winter Open | 2024 | 7 | 3 | 1,580 |
| 2nd Araraquara Open | 2024 | 7 | 4.5 | 1,985 |
| 33rd Sao Paulo Hebraica Open | 2024 | 6 | 3.5 | 1,777 |
| Sao Paulo Ataque Duplo Open | 2024 | 5 | 4 | 1,964 |
Interactive opening tree from all 64 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Samuel B Ornelas De Souza's chess games?
64 games by Samuel B Ornelas De Souza, from Nov 2018 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 Samuel B Ornelas De Souza has played.
What does Samuel B Ornelas De Souza play on the first move as White?
Across 31 games with White in our database, Samuel B Ornelas De Souza opens with 1.d4 (97% of games), 1.c4 (3% of games). Against 1.e4 as Black, Samuel B Ornelas De Souza answers 1...c5 (100% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Samuel B Ornelas De Souza play as White?
As White, Samuel B Ornelas De Souza's most-played openings in our database are: King's Indian Defense (6 games, 50.0% win rate); Benoni Defense (4 games, 25.0% win rate); Indian Defense (4 games, 75.0% win rate). The full breakdown of 31 games with White is in the table above.
What openings does Samuel B Ornelas De Souza play as Black?
As Black, Samuel B Ornelas De Souza most often plays: Sicilian (7 games, 42.9% win rate); Sicilian: Najdorf (6 games, 33.3% win rate); Indian Defense (4 games, 50.0% win rate). See the table above for the top ten Black openings across 33 games.
What is Samuel B Ornelas De Souza's FIDE rating?
Samuel B Ornelas De Souza is currently rated 1,787 in classical chess, 1,762 in rapid and 1,783 in blitz. Peak classical rating: 1,863 (Jul 2024).
How many games has Samuel B Ornelas De Souza played?
Our database contains 64 games by Samuel B Ornelas De Souza, covering Nov 2018 to Aug 2026. Overall record: 32 wins, 9 draws, 23 losses (50.0% win rate).
How do I prepare against Samuel B Ornelas De Souza?
64 games by Samuel B Ornelas De Souza 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.