Prepare against Peter-Rene Mandelbaum
DEU · World #16,476 classical · FIDE ID 4665163
Our database contains 191 games by Peter-Rene Mandelbaum, covering Apr 2003 to Jul 2026. Below you'll find Peter-Rene Mandelbaum's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Peter-Rene Mandelbaum 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 | 2,090 | 2,193 | Apr 2003 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 191 | 62 | 73 | 56 | 32.5% |
| As White | 97 | 31 | 33 | 33 | 32.0% |
| As Black | 94 | 31 | 40 | 23 | 33.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Peter-Rene Mandelbaum's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Peter-Rene Mandelbaum's side.
First moves as White (97 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 85 | 87.6% | 50.0% |
| c4 | 7 | 7.2% | 28.6% |
| Nf3 | 2 | 2.1% | 100.0% |
| d4 | 2 | 2.1% | 50.0% |
| f4 | 1 | 1.0% | 0.0% |
Main lines as White
- 1.e4 — 88% of White games, 50.0% score
- …c5 (39% of these games) — Mandelbaum usually continues Nf3 (50.0% score)
- …e5 (18% of these games) — Mandelbaum usually continues Nf3 (76.7% score)
- …e6 (12% of these games) — Mandelbaum usually continues d4 (40.0% score)
- 1.c4 — 7% of White games, 28.6% score
- …e5 (43% of these games) — Mandelbaum usually continues Nc3 (33.3% score)
- …Nf6 (29% of these games) — Mandelbaum usually continues Nc3 (0.0% score)
- …e6 (14% of these games) — Mandelbaum usually continues e4 (50.0% score)
As Black against 1.e4 (48 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 29 | 60.4% | 60.3% |
| d5 | 10 | 20.8% | 70.0% |
| c6 | 5 | 10.4% | 40.0% |
| g6 | 2 | 4.2% | 50.0% |
| e5 | 1 | 2.1% | 50.0% |
| e6 | 1 | 2.1% | 100.0% |
As Black against 1.d4 (29 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 21 | 72.4% | 45.2% |
| d5 | 4 | 13.8% | 50.0% |
| c5 | 3 | 10.3% | 66.7% |
| e6 | 1 | 3.4% | 100.0% |
Peter-Rene Mandelbaum's chess games
All 191 games by Peter-Rene Mandelbaum in the Chess.ceo database (Apr 2003 - 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: 62 wins, 73 draws, 56 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B41 | Sicilian | 14 | 4/4/6 | 28.6% |
| B15 | Modern Defense | 6 | 1/3/2 | 16.7% |
| C16 | French: Winawer Variation | 6 | 2/2/2 | 33.3% |
| B01 | Scandinavian Defense: Main Line | 5 | 2/2/1 | 40.0% |
| B11 | Caro-Kann: Two Knights Variation | 4 | 0/2/2 | 0.0% |
| C48 | Four Knights Game: Spanish Variation | 4 | 2/2/0 | 50.0% |
| B80 | Sicilian: Najdorf | 4 | 0/2/2 | 0.0% |
| A21 | English Opening: Reverse Sicilian | 3 | 0/2/1 | 0.0% |
| C78 | Ruy Lopez: Morphy Defense | 3 | 2/1/0 | 66.7% |
| B02 | Alekhine Defense | 3 | 0/1/2 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A57 | Benoni Defense | 10 | 5/2/3 | 50.0% |
| B01 | Scandinavian Defense: Main Line | 8 | 3/4/1 | 37.5% |
| B33 | Sicilian: Sveshnikov | 6 | 1/3/2 | 16.7% |
| B31 | Sicilian: Rossolimo | 6 | 3/1/2 | 50.0% |
| B70 | Sicilian: Dragon | 5 | 3/0/2 | 60.0% |
| A04 | Réti Opening | 5 | 0/2/3 | 0.0% |
| D94 | Grünfeld Defense | 5 | 1/1/3 | 20.0% |
| A04 | Sicilian | 4 | 1/2/1 | 25.0% |
| B06 | Modern Defense | 3 | 0/3/0 | 0.0% |
| A28 | English Opening: Reverse Sicilian | 3 | 1/1/1 | 33.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 1998 | Matthias Korte | 2,220 | JBLN West 9798 | B76 |
| Oct 1999 | Michael Wiertzema | 2,215 | 5th Wichern Open | A43 |
| Jun 2003 | Erich Maahs | 2,180 | ch-Hamburg int | B31 |
| May 2022 | Dirk Thomaschke | 2,179 | chT-Hamburg Landesliga 2122 | C85 |
| Aug 2000 | Victor Hansen | 2,159 | 13th Kiel Open | B31 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-Hamburg int | 2004 | 18 | 6.5 | 2,138 |
| chT-GER U13 | 1995 | 12 | 9 | – |
| Dortmund Sparkassen Open | 1998 | 11 | 4 | 2,082 |
| Dortmund Open A | 1999 | 10 | 4 | 2,050 |
| 5th Wichern Open | 1999 | 9 | 3.5 | 1,938 |
| ch-GER U20 int | 1999 | 9 | 4.5 | 2,210 |
| 6th Wichern Open | 2001 | 9 | 5 | 2,130 |
| chT-Hamburg Landesliga 1920 | 2021 | 9 | 2.5 | 1,981 |
Interactive opening tree from all 191 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Peter-Rene Mandelbaum's chess games?
191 games by Peter-Rene Mandelbaum, from Apr 2003 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 Peter-Rene Mandelbaum has played.
What does Peter-Rene Mandelbaum play on the first move as White?
Across 97 games with White in our database, Peter-Rene Mandelbaum opens with 1.e4 (88% of games), 1.c4 (7% of games), 1.Nf3 (2% of games). Against 1.e4 as Black, Peter-Rene Mandelbaum answers 1...c5 (60% of games), 1...d5 (21% of games), 1...c6 (10% of games). Against 1.d4: 1...Nf6 (72% of games), 1...d5 (14% of games), 1...c5 (10% of games).
What openings does Peter-Rene Mandelbaum play as White?
As White, Peter-Rene Mandelbaum's most-played openings in our database are: Sicilian (14 games, 28.6% win rate); Modern Defense (6 games, 16.7% win rate); French: Winawer Variation (6 games, 33.3% win rate). The full breakdown of 97 games with White is in the table above.
What openings does Peter-Rene Mandelbaum play as Black?
As Black, Peter-Rene Mandelbaum most often plays: Benoni Defense (10 games, 50.0% win rate); Scandinavian Defense: Main Line (8 games, 37.5% win rate); Sicilian: Sveshnikov (6 games, 16.7% win rate). See the table above for the top ten Black openings across 94 games.
What is Peter-Rene Mandelbaum's FIDE rating?
Peter-Rene Mandelbaum is currently rated 2,090 in classical chess. Peak classical rating: 2,193 (Apr 2003).
How many games has Peter-Rene Mandelbaum played?
Our database contains 191 games by Peter-Rene Mandelbaum, covering Apr 2003 to Jul 2026. Overall record: 62 wins, 73 draws, 56 losses (32.5% win rate).
How do I prepare against Peter-Rene Mandelbaum?
191 games by Peter-Rene Mandelbaum 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.