Prepare against Ephraim M Rosenstock
United States · World #15,211 classical · FIDE ID 39935809
When preparing against Ephraim M Rosenstock, expect 1.Nf3 in 53% of White games. Against 1.e4 the reply is 1...d6 (50% of games); against 1.d4, 1...d6 (33%).
Our database contains 72 games by Ephraim M Rosenstock, covering Dec 2023 to Aug 2026. Below you'll find Ephraim M Rosenstock's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ephraim M Rosenstock 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 | 2,104 | 2,104 | Aug 2026 |
| Rapid | 2,164 | 2,164 | Aug 2026 |
| Blitz | 2,086 | 2,086 | Aug 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 72 | 27 | 11 | 34 | 37.5% |
| As White | 38 | 13 | 6 | 19 | 34.2% |
| As Black | 34 | 14 | 5 | 15 | 41.2% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ephraim M Rosenstock's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ephraim M Rosenstock's side.
First moves as White (38 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 20 | 52.6% | 52.5% |
| d4 | 9 | 23.7% | 38.9% |
| c4 | 6 | 15.8% | 33.3% |
| e4 | 3 | 7.9% | 0.0% |
Main lines as White
- 1.Nf3 — 53% of White games, 52.5% score
- …Nf6 (55% of these games) — Rosenstock usually continues c4 (66.7% score)
- …d5 (25% of these games) — Rosenstock usually continues c4 (66.7% score)
- …c5 (15% of these games) — Rosenstock usually continues g3 (50.0% score)
- 1.d4 — 24% of White games, 38.9% score
- …Nf6 (44% of these games) — Rosenstock usually continues Nf3 (50.0% score)
- …d5 (33% of these games) — Rosenstock usually continues Nf3 (50.0% score)
- …c5 (11% of these games) — Rosenstock usually continues c4 (100.0% score)
As Black against 1.e4 (14 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d6 | 7 | 50.0% | 14.3% |
| c5 | 2 | 14.3% | 100.0% |
| e5 | 2 | 14.3% | 50.0% |
| Nf6 | 1 | 7.1% | 100.0% |
| e6 | 1 | 7.1% | 0.0% |
| c6 | 1 | 7.1% | 0.0% |
As Black against 1.d4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d6 | 3 | 33.3% | 50.0% |
| Nf6 | 3 | 33.3% | 66.7% |
| d5 | 2 | 22.2% | 0.0% |
| c5 | 1 | 11.1% | 100.0% |
Ephraim M Rosenstock's chess games
All 72 games by Ephraim M Rosenstock in the Chess.ceo database (Dec 2023 - 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: 27 wins, 11 draws, 34 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A04 | Réti Opening | 6 | 2/1/3 | 33.3% |
| D37 | Indian Defense | 6 | 2/1/3 | 33.3% |
| A15 | English Opening | 4 | 3/0/1 | 75.0% |
| D02 | Queen's Pawn Game | 2 | 1/0/1 | 50.0% |
| A29 | English Opening: Reverse Sicilian | 2 | 0/1/1 | 0.0% |
| A05 | Réti Opening: Symmetrical Defense | 2 | 0/0/2 | 0.0% |
| A30 | English Opening: Symmetrical | 2 | 1/1/0 | 50.0% |
| A04 | Modern Defense | 2 | 1/0/1 | 50.0% |
| A13 | English Opening: Neo-Catalan | 2 | 1/1/0 | 50.0% |
| A43 | Benoni Defense | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B08 | Pirc Defense | 6 | 1/0/5 | 16.7% |
| A04 | Réti Opening | 3 | 2/0/1 | 66.7% |
| B08 | Indian Defense | 3 | 0/2/1 | 0.0% |
| A20 | English Opening: Reverse Sicilian | 2 | 1/0/1 | 50.0% |
| E91 | King's Indian Defense: Orthodox Variation | 2 | 1/1/0 | 50.0% |
| A41 | Rat Defense | 2 | 1/1/0 | 50.0% |
| A18 | English Opening: Mikenas Variation | 1 | 1/0/0 | 100.0% |
| B12 | Caro-Kann: Fantasy Variation | 1 | 0/0/1 | 0.0% |
| A10 | English Opening | 1 | 0/1/0 | 0.0% |
| A00 | Hungarian Opening | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Sep 2025 | Igor L. Vakhlamov | 2,413 | Titled Tue | D02 |
| Mar 2026 | Seyed Kian Poormosavi | 2,394 | Titled Tue | A05 |
| Apr 2025 | Dmitry Svetlov | 2,335 | Titled Tue Early | A18 |
| Jun 2026 | Bitoon,R | 2,330 | National Open 2026 | A13 |
| Nov 2025 | Henning Holinka | 2,327 | 2nd 3-0 Thursday | A37 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2026 | 47 | 22 | 2,232 |
| 2nd 3-0 Thursday | 2025 | 11 | 5 | 2,158 |
| 3rd 3-0 Thu 30th Jul 2026 | 2026 | 6 | 2 | 2,145 |
| National Open 2026 | 2026 | 4 | 1.5 | 2,251 |
| Werner-Ott Open | 2025 | 4 | 2 | 2,135 |
Interactive opening tree from all 72 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ephraim M Rosenstock's chess games?
72 games by Ephraim M Rosenstock, from Dec 2023 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 Ephraim M Rosenstock has played.
What does Ephraim M Rosenstock play on the first move as White?
Across 38 games with White in our database, Ephraim M Rosenstock opens with 1.Nf3 (53% of games), 1.d4 (24% of games), 1.c4 (16% of games). Against 1.e4 as Black, Ephraim M Rosenstock answers 1...d6 (50% of games), 1...c5 (14% of games), 1...e5 (14% of games). Against 1.d4: 1...d6 (33% of games), 1...Nf6 (33% of games), 1...d5 (22% of games).
What openings does Ephraim M Rosenstock play as White?
As White, Ephraim M Rosenstock's most-played openings in our database are: Réti Opening (6 games, 33.3% win rate); Indian Defense (6 games, 33.3% win rate); English Opening (4 games, 75.0% win rate). The full breakdown of 38 games with White is in the table above.
What openings does Ephraim M Rosenstock play as Black?
As Black, Ephraim M Rosenstock most often plays: Pirc Defense (6 games, 16.7% win rate); Réti Opening (3 games, 66.7% win rate); Indian Defense (3 games, 0.0% win rate). See the table above for the top ten Black openings across 34 games.
What is Ephraim M Rosenstock's FIDE rating?
Ephraim M Rosenstock is currently rated 2,104 in classical chess, 2,164 in rapid and 2,086 in blitz. Peak classical rating: 2,104 (Aug 2026).
How many games has Ephraim M Rosenstock played?
Our database contains 72 games by Ephraim M Rosenstock, covering Dec 2023 to Aug 2026. Overall record: 27 wins, 11 draws, 34 losses (37.5% win rate).
How do I prepare against Ephraim M Rosenstock?
72 games by Ephraim M Rosenstock 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.