Prepare against Marcos Ivan Sosa Nesper
CHE · World #115,727 classical · FIDE ID 1350056
When preparing against Marcos Ivan Sosa Nesper, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...c5 (100% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 36 games by Marcos Ivan Sosa Nesper, covering Feb 2022 to Nov 2026. Below you'll find Marcos Ivan Sosa Nesper's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Marcos Ivan Sosa Nesper 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 | 1,688 | 1,714 | Jan 2025 |
| Rapid | 1,725 | 1,725 | Nov 2026 |
| Blitz | 1,631 | 1,774 | May 2024 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 36 | 13 | 5 | 18 | 36.1% |
| As White | 17 | 7 | 1 | 9 | 41.2% |
| As Black | 19 | 6 | 4 | 9 | 31.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Marcos Ivan Sosa Nesper's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Marcos Ivan Sosa Nesper's side.
First moves as White (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 17 | 100.0% | 44.1% |
Main lines as White
- 1.e4 — 100% of White games, 44.1% score
- …e5 (29% of these games) — Nesper usually continues Nf3 (33.3% score)
- …c5 (29% of these games) — Nesper usually continues Nf3 (25.0% score)
- …c6 (18% of these games) — Nesper usually continues d4 (50.0% score)
As Black against 1.e4 (14 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 14 | 100.0% | 42.9% |
As Black against 1.d4 (4 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 4 | 100.0% | 37.5% |
Marcos Ivan Sosa Nesper's chess games
All 36 games by Marcos Ivan Sosa Nesper in the Chess.ceo database (Feb 2022 - Nov 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: 13 wins, 5 draws, 18 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B50 | Sicilian | 4 | 1/1/2 | 25.0% |
| C53 | Italian Game: Classical Variation | 2 | 1/0/1 | 50.0% |
| B18 | Caro-Kann: Classical | 1 | 0/0/1 | 0.0% |
| B15 | Caro-Kann: Main Line | 1 | 1/0/0 | 100.0% |
| B11 | Caro-Kann: Two Knights Variation | 1 | 0/0/1 | 0.0% |
| C02 | French: Advance Variation | 1 | 0/0/1 | 0.0% |
| C01 | French: Exchange Variation | 1 | 1/0/0 | 100.0% |
| B06 | Horwitz Defense | 1 | 1/0/0 | 100.0% |
| C54 | Italian Game | 1 | 0/0/1 | 0.0% |
| C41 | Philidor | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B20 | Sicilian | 6 | 3/1/2 | 50.0% |
| B26 | Sicilian: Closed | 2 | 0/0/2 | 0.0% |
| B21 | Sicilian: Smith-Morra Gambit | 2 | 0/1/1 | 0.0% |
| B07 | Queen's Pawn Game | 1 | 0/1/0 | 0.0% |
| A16 | Réti Opening: Symmetrical Defense | 1 | 0/1/0 | 0.0% |
| E65 | King's Indian Defense | 1 | 0/0/1 | 0.0% |
| B72 | Sicilian: Dragon | 1 | 0/0/1 | 0.0% |
| B51 | Sicilian: Moscow Variation | 1 | 1/0/0 | 100.0% |
| B30 | Sicilian: Rossolimo | 1 | 1/0/0 | 100.0% |
| E90 | Sicilian: Alapin | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Mar 2022 | Arejou Wenger | 1,825 | Schaffhausen Open | B02 |
| Dec 2022 | Ziad Kanana | 1,771 | 8th Adelboden Open | B91 |
| Apr 2022 | Markus Stepanians | 1,700 | 7th Locarno Open | B31 |
| Dec 2022 | Carlo Bonferroni | 1,624 | 8th Adelboden Open | B15 |
| May 2022 | Gustav Frei | 1,497 | 19th Lugano Paradiso Open | B51 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Serpiano Open | 2023 | 7 | 1.5 | 1,584 |
| 8th Adelboden Open | 2022 | 5 | 2.5 | 1,808 |
| 7th Locarno Open | 2022 | 5 | 2 | 1,813 |
| Lugano Open | 2023 | 4 | 1.5 | 1,581 |
| 8th Locarno Open | 2023 | 4 | 3 | 2,538 |
| San Bernardino Open | 2022 | 3 | 2 | 1,739 |
| 19th Lugano Paradiso Open | 2022 | 3 | 1.5 | 1,513 |
| 21st Davos Summer Open | 2022 | 2 | 0 | 1,597 |
Interactive opening tree from all 36 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Marcos Ivan Sosa Nesper's chess games?
36 games by Marcos Ivan Sosa Nesper, from Feb 2022 to Nov 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 Marcos Ivan Sosa Nesper has played.
What does Marcos Ivan Sosa Nesper play on the first move as White?
Across 17 games with White in our database, Marcos Ivan Sosa Nesper opens with 1.e4 (100% of games). Against 1.e4 as Black, Marcos Ivan Sosa Nesper answers 1...c5 (100% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Marcos Ivan Sosa Nesper play as White?
As White, Marcos Ivan Sosa Nesper's most-played openings in our database are: Sicilian (4 games, 25.0% win rate); Italian Game: Classical Variation (2 games, 50.0% win rate); Caro-Kann: Classical (1 games, 0.0% win rate). The full breakdown of 17 games with White is in the table above.
What openings does Marcos Ivan Sosa Nesper play as Black?
As Black, Marcos Ivan Sosa Nesper most often plays: Sicilian (6 games, 50.0% win rate); Sicilian: Closed (2 games, 0.0% win rate); Sicilian: Smith-Morra Gambit (2 games, 0.0% win rate). See the table above for the top ten Black openings across 19 games.
What is Marcos Ivan Sosa Nesper's FIDE rating?
Marcos Ivan Sosa Nesper is currently rated 1,688 in classical chess, 1,725 in rapid and 1,631 in blitz. Peak classical rating: 1,714 (Jan 2025).
How many games has Marcos Ivan Sosa Nesper played?
Our database contains 36 games by Marcos Ivan Sosa Nesper, covering Feb 2022 to Nov 2026. Overall record: 13 wins, 5 draws, 18 losses (36.1% win rate).
How do I prepare against Marcos Ivan Sosa Nesper?
36 games by Marcos Ivan Sosa Nesper 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.