Prepare against Sergey Demyanchuk
PRT · World #49,278 classical · FIDE ID 1937251
When preparing against Sergey Demyanchuk, expect 1.e4 in 70% of White games. Against 1.e4 the reply is 1...e5 (100% of games); against 1.d4, 1...d5 (100%).
Our database contains 53 games by Sergey Demyanchuk, covering Jul 2012 to Sep 2026. Below you'll find Sergey Demyanchuk's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Sergey Demyanchuk 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 | 1,896 | 1,939 | Jan 2026 |
| Rapid | 1,965 | 1,965 | Sep 2026 |
| Blitz | 1,851 | 1,851 | Sep 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 53 | 21 | 7 | 25 | 39.6% |
| As White | 27 | 10 | 3 | 14 | 37.0% |
| As Black | 26 | 11 | 4 | 11 | 42.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Sergey Demyanchuk's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Sergey Demyanchuk's side.
First moves as White (27 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 19 | 70.4% | 44.7% |
| d4 | 8 | 29.6% | 37.5% |
Main lines as White
- 1.e4 — 70% of White games, 44.7% score
- …c5 (42% of these games) — Demyanchuk usually continues d4 (0.0% score)
- …e5 (16% of these games) — Demyanchuk usually continues Nf3 (83.3% score)
- …c6 (16% of these games) — Demyanchuk usually continues d4 (75.0% score)
- 1.d4 — 30% of White games, 37.5% score
- …d5 (50% of these games) — Demyanchuk usually continues Nf3 (50.0% score)
- …Nf6 (38% of these games) — Demyanchuk usually continues Nf3 (33.3% score)
- …f5 (13% of these games) — Demyanchuk usually continues Nf3 (0.0% score)
As Black against 1.e4 (14 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 14 | 100.0% | 60.7% |
As Black against 1.d4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 7 | 100.0% | 35.7% |
Sergey Demyanchuk's chess games
All 53 games by Sergey Demyanchuk in the Chess.ceo database (Jul 2012 - Sep 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: 21 wins, 7 draws, 25 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D00 | Indian Defense | 4 | 2/0/2 | 50.0% |
| B28 | Sicilian | 3 | 1/0/2 | 33.3% |
| C50 | Italian Game | 3 | 2/1/0 | 66.7% |
| B21 | Sicilian: Smith-Morra Gambit | 3 | 0/0/3 | 0.0% |
| A84 | Semi-Slav Defense | 2 | 0/0/2 | 0.0% |
| B00 | Nimzowitsch Defense | 1 | 0/0/1 | 0.0% |
| B00 | Owen Defense | 1 | 0/1/0 | 0.0% |
| B07 | Pirc Defense | 1 | 1/0/0 | 100.0% |
| B01 | Scandinavian Defense: Main Line | 1 | 1/0/0 | 100.0% |
| B34 | Sicilian: Accelerated Dragon | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C44 | Ruy Lopez: Berlin Defense | 4 | 2/1/1 | 50.0% |
| C50 | Italian Game: Giuoco Pianissimo | 4 | 1/0/3 | 25.0% |
| C54 | Italian Game: Classical Variation | 3 | 2/0/1 | 66.7% |
| A29 | English Opening: Reverse Sicilian | 3 | 1/0/2 | 33.3% |
| C50 | Italian Game | 2 | 2/0/0 | 100.0% |
| D55 | Queen's Gambit Declined | 2 | 0/1/1 | 0.0% |
| D36 | Indian Defense | 2 | 0/1/1 | 0.0% |
| A07 | London System | 1 | 0/1/0 | 0.0% |
| D01 | Queen's Pawn Game | 1 | 1/0/0 | 100.0% |
| A07 | Réti Opening | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2018 | Jose Padeiro | 2,284 | 6th Famalicao Open | B17 |
| Aug 2018 | Miguel A. Murtinho Fernandes | 2,076 | 6th Famalicao Open | B01 |
| Sep 2018 | Jose Macedo Monteiro | 1,889 | ch-POR Amateur U2000 | B07 |
| Sep 2026 | Benjamim Viegas Valente | 1,765 | Portuguese National Amateur Championship 2025-26 | B00 |
| Sep 2018 | Ricardo Sarmento Andrade | 1,744 | ch-POR Amateur U2000 | B33 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 5th Famalicao Open | 2017 | 9 | 4.5 | 1,786 |
| 6th Famalicao Open | 2018 | 8 | 5 | 1,954 |
| 9th Gaia Profigaia Open | 2016 | 7 | 5 | 1,579 |
| Portuguese National Amateur Championship 2025-26 | 2026 | 6 | 3.5 | 1,737 |
| ch-POR Amateur U2000 | 2018 | 5 | 4 | 1,997 |
| ch-POR Amador U2000 | 2016 | 4 | 2 | 1,761 |
| 13th Famalicao Open 2026 | 2026 | 3 | 0 | 1,599 |
| 38th POR Cup | 2016 | 2 | 0.5 | 2,081 |
Interactive opening tree from all 53 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Sergey Demyanchuk's chess games?
53 games by Sergey Demyanchuk, from Jul 2012 to Sep 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 Sergey Demyanchuk has played.
What does Sergey Demyanchuk play on the first move as White?
Across 27 games with White in our database, Sergey Demyanchuk opens with 1.e4 (70% of games), 1.d4 (30% of games). Against 1.e4 as Black, Sergey Demyanchuk answers 1...e5 (100% of games). Against 1.d4: 1...d5 (100% of games).
What openings does Sergey Demyanchuk play as White?
As White, Sergey Demyanchuk's most-played openings in our database are: Indian Defense (4 games, 50.0% win rate); Sicilian (3 games, 33.3% win rate); Italian Game (3 games, 66.7% win rate). The full breakdown of 27 games with White is in the table above.
What openings does Sergey Demyanchuk play as Black?
As Black, Sergey Demyanchuk most often plays: Ruy Lopez: Berlin Defense (4 games, 50.0% win rate); Italian Game: Giuoco Pianissimo (4 games, 25.0% win rate); Italian Game: Classical Variation (3 games, 66.7% win rate). See the table above for the top ten Black openings across 26 games.
What is Sergey Demyanchuk's FIDE rating?
Sergey Demyanchuk is currently rated 1,896 in classical chess, 1,965 in rapid and 1,851 in blitz. Peak classical rating: 1,939 (Jan 2026).
How many games has Sergey Demyanchuk played?
Our database contains 53 games by Sergey Demyanchuk, covering Jul 2012 to Sep 2026. Overall record: 21 wins, 7 draws, 25 losses (39.6% win rate).
How do I prepare against Sergey Demyanchuk?
53 games by Sergey Demyanchuk 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.