Prepare against Walter Sosa
Argentina · World #90,145 classical · FIDE ID 156485
When preparing against Walter Sosa, expect 1.d4 in 76% of White games. Against 1.e4 the reply is 1...c5 (58% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 36 games by Walter Sosa, covering Oct 2015 to Jul 2026. Below you'll find Walter Sosa's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Walter Sosa 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 | 1,758 | 1,775 | Feb 2026 |
| Blitz | 1,765 | 1,765 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 36 | 10 | 9 | 17 | 27.8% |
| As White | 17 | 4 | 5 | 8 | 23.5% |
| As Black | 19 | 6 | 4 | 9 | 31.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Walter Sosa's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Walter Sosa's side.
First moves as White (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 13 | 76.5% | 42.3% |
| e4 | 3 | 17.6% | 33.3% |
| Nf3 | 1 | 5.9% | 0.0% |
Main lines as White
- 1.d4 — 76% of White games, 42.3% score
- …Nf6 (62% of these games) — Sosa usually continues Nf3 (33.3% score)
- …d5 (23% of these games) — Sosa usually continues Nf3 (50.0% score)
- …c5 (8% of these games) — Sosa usually continues c3 (100.0% score)
- 1.e4 — 18% of White games, 33.3% score
- …e6 (33% of these games) — Sosa usually continues d4 (0.0% score)
- …d5 (33% of these games) — Sosa usually continues exd5 (100.0% score)
- …c5 (33% of these games) — Sosa usually continues Nf3 (0.0% score)
As Black against 1.e4 (12 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 7 | 58.3% | 57.1% |
| e5 | 3 | 25.0% | 16.7% |
| g6 | 1 | 8.3% | 50.0% |
| Nc6 | 1 | 8.3% | 100.0% |
As Black against 1.d4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 7 | 100.0% | 28.6% |
Walter Sosa's chess games
All 36 games by Walter Sosa in the Chess.ceo database (Oct 2015 - 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: 10 wins, 9 draws, 17 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A48 | King's Indian Defense | 4 | 1/1/2 | 25.0% |
| A32 | Indian Defense | 2 | 0/0/2 | 0.0% |
| D13 | Slav Defense | 2 | 0/1/1 | 0.0% |
| D04 | Colle System | 2 | 0/2/0 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 1 | 1/0/0 | 100.0% |
| B40 | Sicilian | 1 | 0/0/1 | 0.0% |
| A47 | Benoni Defense | 1 | 1/0/0 | 100.0% |
| D53 | Torre Attack | 1 | 0/1/0 | 0.0% |
| C15 | French: Winawer Variation | 1 | 0/0/1 | 0.0% |
| A40 | Horwitz Defense | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B22 | Sicilian | 3 | 1/0/2 | 33.3% |
| B34 | Sicilian: Accelerated Dragon | 2 | 2/0/0 | 100.0% |
| E91 | King's Indian Defense: Orthodox Variation | 2 | 0/1/1 | 0.0% |
| D70 | Grünfeld Defense | 2 | 0/1/1 | 0.0% |
| A48 | London System | 1 | 0/0/1 | 0.0% |
| A07 | Modern Defense | 1 | 0/1/0 | 0.0% |
| B00 | Nimzowitsch Defense: Scandinavian Variation | 1 | 1/0/0 | 100.0% |
| C41 | Philidor | 1 | 0/1/0 | 0.0% |
| C62 | Ruy Lopez | 1 | 0/0/1 | 0.0% |
| B45 | Sicilian: Four Knights | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Mar 2018 | Diego Miguel Perez | 1,902 | ch-ARG sf | A47 |
| Nov 2004 | Fabricio Gil | 1,844 | ch-Puerto Tirol Provincial | B00 |
| Mar 2018 | Daniel Bistman | 1,713 | ch-ARG sf | E70 |
| Feb 2018 | Carlos Fermin Medina | 1,529 | ch-Resistencia Chaqueno | A48 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 1st Las Brenas IRT | 2015 | 9 | 2 | 1,638 |
| ch-Chaqueno | 2016 | 7 | 4 | 1,909 |
| ch-Puerto Tirol Provincial | 2004 | 7 | 2.5 | 1,798 |
| ch-ARG sf | 2018 | 7 | 2.5 | 1,686 |
| ch-Resistencia Chaqueno | 2018 | 6 | 3.5 | 1,715 |
Interactive opening tree from all 36 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Walter Sosa's chess games?
36 games by Walter Sosa, from Oct 2015 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 Walter Sosa has played.
What does Walter Sosa play on the first move as White?
Across 17 games with White in our database, Walter Sosa opens with 1.d4 (76% of games), 1.e4 (18% of games), 1.Nf3 (6% of games). Against 1.e4 as Black, Walter Sosa answers 1...c5 (58% of games), 1...e5 (25% of games), 1...g6 (8% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Walter Sosa play as White?
As White, Walter Sosa's most-played openings in our database are: King's Indian Defense (4 games, 25.0% win rate); Indian Defense (2 games, 0.0% win rate); Slav Defense (2 games, 0.0% win rate). The full breakdown of 17 games with White is in the table above.
What openings does Walter Sosa play as Black?
As Black, Walter Sosa most often plays: Sicilian (3 games, 33.3% win rate); Sicilian: Accelerated Dragon (2 games, 100.0% win rate); King's Indian Defense: Orthodox Variation (2 games, 0.0% win rate). See the table above for the top ten Black openings across 19 games.
What is Walter Sosa's FIDE rating?
Walter Sosa is currently rated 1,758 in classical chess and 1,765 in blitz. Peak classical rating: 1,775 (Feb 2026).
How many games has Walter Sosa played?
Our database contains 36 games by Walter Sosa, covering Oct 2015 to Jul 2026. Overall record: 10 wins, 9 draws, 17 losses (27.8% win rate).
How do I prepare against Walter Sosa?
36 games by Walter Sosa 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.