Avatar of Denis Kovalev

Denis Kovalev IM

Username: DenisQ

Location: Odessa

Playing Since: 2012-09-08 (Inactive)

Wow Factor: ♟♟

Chess.com

Rapid: 2276
10W / 5L / 4D
Blitz: 2775
959W / 699L / 301D
Bullet: 2376
50W / 27L / 3D

Denis Kovalev (aka DenisQ)

International Master | Tactical Dynamo

Meet Denis Kovalev, a chess maestro who dances gracefully on the 64 squares with the esteemed title of International Master bestowed by FIDE. Known in the online chess world as DenisQ, this player combines tenacity, tactical brilliance, and a dash of cheeky flair that keeps opponents endlessly guessing.

Starting from modest blitz ratings in the low 1300s during early 2017, Denis quickly catapulted to a whirlwind of victories and consistently crushing performances, peaking at an astonishing 2787 blitz rating by the end of 2024. His rapid improvements are as impressive as his penchant for the mysterious "Top Secret" openings, playing over two thousand blitz games with these strategies, winning nearly half of them—a record that surely makes coaches both proud and puzzled.

Denis's bullet records reveal a fierce competitor who once soared to a peak rating of 2376 and holds a win rate over 60% in this lightning-fast format. Whether he's moving pieces at lightning speed or sinking into deep ponderous endgames (he frequently grinds them out, with an average of over 76 moves per win!), Denis's style embraces endurance and adaptability.

Known for his incredible comeback rate—bouncing back almost 82% of the time after setbacks—and his knack for bouncing back straight after losing a piece, Denis proves to be a psychological fortress. Though his “tilt factor” is a modest 8, he’s most comfortable playing in the bizarre early hours around 3 AM—perhaps plotting his next brilliant sacrifice while the rest of the world sleeps.

His recent games showcase his mastery of the Caro-Kann Defense and Reti Opening, with a recent victory sealed by resignation—because sometimes, when Denis’s pieces start dancing, even the toughest opponents just wave the white flag.

Fun Fact

Despite all the data, the ultimate secret remains: what's really going on behind DenisQ’s enigmatic "Top Secret" openings? Only the Shadow Council of Chess (and possibly his cat) knows for sure.

Keep your eyes peeled — Denis Kovalev’s journey is one that defies the ordinary and promises a barrage of brilliant moves, surprising twists, and maybe even a little mischief.


Coach Chesswick's Profile Photo
Coach Chesswick

Denis, here is your personalized feedback

What is already working

  • Caro-Kann mastery – Your black repertoire scores well and you consistently reach favourable endgames. The sequence shown below is a textbook example of turning structural solidity into activity:
  • Technical conversion – You show good end-game technique, especially in rook endings (e.g. the win vs stollenmonster where you squeezed out a 70-move table-base win).
  • Tactical alertness – Opportunistic tactics such as 16…Re8+ (vs Mydark96) appear frequently. You rarely miss direct blows.

Areas to improve

  1. Time management
    • Four of the last seven losses were on time or in severe time trouble.
    • Aim for a “decision checkpoint” around move 15–20; if you are under 50 s, simplify or steer for positions you already know well.
    • Drills: 1-minute “guess the move” exercises and Spend-30-seconds-max practice games.
  2. Handling Symmetrical English / Reti as White
    • In several defeats against 10seconds3kchallengepls you allowed …Na6-b4 or …Ra5-Re5 swings, losing the initiative.
    • Consider switching to 4.g3 Bg7 5.Nc3 Nf6 6.d4 (more central control) or 3.g3 d5 systems that keep the c-file tension.
  3. Prophylaxis vs flank pawn storms
    • Games vs RodTwinkz and mbojan show Black’s …h5/…h4 break or …f5-f4 crashing through.
    • Work on recognising critical pawn breaks one move earlier. Annotate 5 recent games and write “What is my opponent’s next pawn lever?” on every move.
  4. Piece coordination in complex middlegames
    • Knights on e5/c6 look active but sometimes become targets (e.g. 20.Nc6? Bxc6! in your last loss).
    • Add weekly exercises on loose pieces and squares; a quick start is the LPDO concept.

Action plan for the next 2 weeks

DayTaskDuration
Mon/Wed/Fri15 min opening rehearsal (English main lines)
15 min “fast-forward” blitz (play till move 20, then abort)
30 min
Tue/ThuEnd-game study: rook + pawn vs pawn
Use practical positions from your own games
20 min
WeekendAnnotate one loss in depth; identify first moment of strategic drift45 min

Quick stats snapshot

• Peak blitz rating: 2787 (2024-12-31)
• Performance rhythm:
034567891011121314151617181920212223100%0%Hour of Day
MonTueWedThuFriSatSun100%0%Day of Week

Motivational note

Your rating profile shows that every time you plug a specific leak you gain ~30 elo within a week. Keep the feedback loop tight and celebrate the small wins. See you at 2800+ soon!


🆚 Opponent Insights

Most Played Opponents
Konstantin Kodinets 11W / 7L / 4D View Games
caraguru 7W / 5L / 3D View Games
Alexander Khlebovich 3W / 5L / 1D View Games
QDcoach 2W / 5L / 2D View Games
russian_opposition 6W / 1L / 2D View Games

Rating

Year Bullet Blitz Rapid Daily
2025 2775
2024 2783 2276
2023 2712
2022 1941 2276
2021 2632
2020 2376 2614 2266
2019 2148 2586
2018 2603
2017 2520
Rating by Year20172018201920202021202220232024202527831941YearRatingBulletBlitzRapid

Stats by Year

Year White Black Moves
2025 1W / 3L / 3D 2W / 1L / 2D 92.8
2024 42W / 20L / 7D 38W / 18L / 8D 63.1
2023 27W / 18L / 7D 29W / 14L / 6D 74.6
2022 29W / 14L / 5D 17W / 17L / 1D 42.3
2021 50W / 18L / 18D 41W / 33L / 16D 84.9
2020 103W / 36L / 28D 75W / 52L / 29D 78.7
2019 109W / 79L / 27D 95W / 93L / 27D 78.8
2018 145W / 109L / 56D 127W / 137L / 45D 80.8
2017 78W / 38L / 11D 61W / 53L / 14D 78.7

Openings: Most Played

Blitz Opening Games Wins Losses Draws Win Rate
English Opening: Anglo-Indian Defense 164 92 51 21 56.1%
Caro-Kann Defense 144 61 59 24 42.4%
London System: Poisoned Pawn Variation 90 41 33 16 45.6%
Slav Defense 87 40 25 22 46.0%
English Opening: Agincourt Defense 82 34 30 18 41.5%
Caro-Kann Defense: Exchange Variation 76 32 32 12 42.1%
Unknown 72 48 22 2 66.7%
Caro-Kann Defense: Classical Variation 70 37 23 10 52.9%
Slav Defense: Quiet Variation, Amsterdam Variation 67 32 28 7 47.8%
Réti Opening 62 26 25 11 41.9%
Rapid Opening Games Wins Losses Draws Win Rate
Scotch Game 2 2 0 0 100.0%
Caro-Kann Defense: Classical Variation 2 1 0 1 50.0%
QGD: Ragozin 2 1 1 0 50.0%
Grünfeld Defense: Counterthrust Variation 2 0 1 1 0.0%
Caro-Kann Defense 2 0 2 0 0.0%
Dutch Defense 1 1 0 0 100.0%
French Defense 1 1 0 0 100.0%
English Opening: Symmetrical Variation 1 1 0 0 100.0%
Neo-Gruenfeld: 4.Bg2 1 0 0 1 0.0%
English Opening 1 0 1 0 0.0%
Bullet Opening Games Wins Losses Draws Win Rate
Caro-Kann Defense 9 6 3 0 66.7%
Hungarian Opening: Wiedenhagen-Beta Gambit 5 1 3 1 20.0%
English Opening: Agincourt Defense 4 2 2 0 50.0%
Slav Defense 3 2 1 0 66.7%
Caro-Kann Defense: Exchange Variation 3 1 2 0 33.3%
Caro-Kann Defense: Karpov Variation 3 3 0 0 100.0%
French Defense: Exchange Variation 3 3 0 0 100.0%
London System: Poisoned Pawn Variation 3 3 0 0 100.0%
Colle System: Rhamphorhynchus Variation 3 2 1 0 66.7%
QGD: Ragozin 2 0 2 0 0.0%

🔥 Streaks

Streak Longest Current
Winning 15 0
Losing 8 0
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