Krzysztof Jakubowski – The Grandmaster Who Moves Faster Than Your Wi-Fi
Krzysztof Jakubowski, often known by his chess.com alias Harry_Rakkel, is not your average chess player. Awarded the prestigious title of Grandmaster by FIDE, he combines razor-sharp tactical awareness with a penchant for blitz battles that would make even Magnus Carlsen raise an eyebrow.
A Journey Through the Blitz Storm
Beginning with a modest blitz rating under 1500 back in 2015, Krzysztof didn’t just crawl up the ladder—he catapulted himself to a peak blitz rating of a staggering 2970 in April 2020. Yes, you read that right. Nearly 3000 rating points in lightning-fast games where seconds tick away and panic is a luxury you can’t afford.
With over 2,700 blitz games logged, boasting 1,531 wins, this Grandmaster’s opening repertoire is as mysterious as a secret agent’s dossier, intriguingly nicknamed Top Secret by his fans (and opponents who never quite cracked it). His win rate of ~54% in blitz speaks volumes about his consistency and tenacity under pressure.
Not Just a Speed Demon
If you thought Krzysztof was just a bullet shooter, think again. He’s shown respectable agility in bullet chess with a peak rating over 2500, and rapid play is no stranger either, where his highest rating touched 2589. Even daily chess gets his respect, holding a respectable rating of 400.
Style: The Yin and Yang of Chess
Krzysztof enjoys the strategic depth as much as tactical fireworks, evidenced by an overwhelming 83.7% participation in endgames and an impressive 81.95% comeback rate after setbacks. This guy could lose a piece, curse, then flip the entire board around with a grin—talk about psychological stamina!
Not one to surrender early, he resigns only about 5.28% of his games prematurely—probably just so he can say, "Wait, did I miss something?" His average games stretch over 75 moves, proving he's in it for the long haul no matter the format. And if you’re playing after 6:00 AM, watch out—according to his own stats, that’s when his knight really starts dancing.
Famous Victories & Recent Battles
Recent wins include a demonstration of mastery in the Caro-Kann Defense Exchange Rubinstein Variation, where patience met precision and prompted resignation. His games contain dazzling tactics, cool endgame technique and the occasional sneaky Queen maneuver.
Losses? Even the mighty fall—Krzysztof’s longest losing streak was 21 games, which by blitz standards is basically a dramatic Netflix cliffhanger. But worry not, he's no stranger to bouncing right back.
Not Just Knight Moves
When he's not on the 64 squares, Krzysztof probably enjoys telling stories of his victories—each move a plot twist—and the rare times he lets a pawn slip. A chess scholar, speed demon, and strategist, his relentless grind guarantees that every game is a spectacle.
Pro tip: Catch him on Tuesdays, Fridays, or during the magical hour of 6 AM (yes, really) for the best chess experience. But be prepared: underestimating this Grandmaster might just result in your king going on a never-ending vacation.
What You're Doing Well
Krzysztof, your recent blitz games demonstrate solid strategic understanding and tactical alertness. Here are some highlights:
- You play the Italian Game's Knight Attack confidently, effectively utilizing aggressive piece placement and opening lines to pressure your opponent early on.
- Your use of tactical motif like sacrificing a knight to disrupt your opponent's coordination (as in the French Defense Rubinstein Fort Knox variation game) shows deep calculation ability under time pressure.
- Your endgame technique is commendable, often converting material advantages efficiently, particularly pawn promotion races and king activity.
- Good time management in most games, allowing you to maintain pace while complex decisions arise, as seen in your handling of complications in critical positions.
- Your current rating trend, showing a recent increase and positive slope in rating gains over 1, 3, and 6 months, suggests continued improvement and consistent performance.
Areas to Improve
Even strong players can find room to improve, especially in blitz where quick decisions are required:
- Handling the Najdorf Variation: Your win rate here is around 44%, slightly below your average, indicating opportunities to refine your preparation and response to opponents using this sharp opening.
- Reduce losses in key middle-game positions: Review the loss against the Sicilian Defense French Variation where pawn structure and piece coordination weaknesses were exploited. Strengthening your defensive tactics and positional awareness could help.
- Deepen opening repertoire: While your main openings perform well, diversifying and refining your responses could prevent opponents from steering you into uncomfortable lines.
- Optimize transitions to endgame: In some games, transitions could be smoother to leverage your endgame skills earlier, minimizing unnecessary complications and risk.
- Work on resilience under pressure: Some recent losses were due to resignations in cramped positions; practicing defensive resourcefulness and counterplay ideas could extend survival.
Training Recommendations
To continue your progress, consider the following focused work:
- Review and analyze your opening games in the Najdorf Variation; identify recurring weaknesses and explore model games from master level play in this line.
- Practice tactical puzzles that emphasize defending tricky middle-game positions and counter-attack resources.
- Study endgame positions frequently appearing from your openings, especially rook and pawn endings, to increase confidence in closing out games faster.
- Use slower time controls occasionally to deepen calculation and positional understanding, reducing impulsive mistakes in blitz.
- Incorporate regular review sessions of your lost games to spot early inaccuracies and recurring patterns leading to defeat.
Keep Up the Momentum
Your recent positive rating trends indicate you are on the right path. Balancing studied refinement with your natural instincts will help maintain and raise your level further. Keep focusing on sharp opening preparation, timely tactics, and robust endgame play.
Remember, each game is a valuable lesson. Use these insights constructively, and your blitz performance will continue to improve.
🆚 Opponent Insights
| Most Played Opponents | ||
|---|---|---|
| ravi kumar | 19W / 1L / 1D | |
| IntuitiveBlow | 11W / 7L / 2D | |
| Michał Luch | 3W / 9L / 0D | |
| Szymon Gumularz | 3W / 7L / 2D | |
| pknm | 1W / 10L / 0D | |
Rating
| Year | Bullet | Blitz | Rapid | Daily |
|---|---|---|---|---|
| 2025 | 2805 | |||
| 2024 | 2733 | 2341 | ||
| 2023 | 2650 | |||
| 2022 | 2617 | 2333 | 400 | |
| 2021 | 2467 | 2561 | 2250 | |
| 2020 | 2444 | 2659 | 2250 | |
| 2019 | 2276 | 2493 | ||
| 2018 | 2212 | 2268 | ||
| 2016 | 2462 | |||
| 2015 | 2407 |
Stats by Year
| Year | White | Black | Moves |
|---|---|---|---|
| 2025 | 61W / 26L / 2D | 45W / 39L / 6D | 82.0 |
| 2024 | 129W / 66L / 13D | 110W / 85L / 18D | 77.7 |
| 2023 | 95W / 45L / 15D | 66W / 65L / 10D | 85.4 |
| 2022 | 83W / 69L / 11D | 85W / 71L / 11D | 79.2 |
| 2021 | 125W / 67L / 14D | 92W / 95L / 15D | 82.3 |
| 2020 | 341W / 238L / 59D | 340W / 251L / 49D | 77.4 |
| 2019 | 36W / 13L / 3D | 33W / 18L / 2D | 69.5 |
| 2018 | 4W / 4L / 0D | 4W / 4L / 0D | 67.6 |
| 2016 | 1W / 0L / 0D | 0W / 0L / 0D | 139.0 |
| 2015 | 2W / 0L / 0D | 3W / 0L / 0D | 58.4 |
Openings: Most Played
| Blitz Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Caro-Kann Defense | 117 | 64 | 44 | 9 | 54.7% |
| Sicilian Defense: Najdorf Variation | 108 | 48 | 56 | 4 | 44.4% |
| Unknown | 86 | 42 | 44 | 0 | 48.8% |
| Sicilian Defense: Alapin Variation, Sherzer Variation | 70 | 36 | 29 | 5 | 51.4% |
| Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | 64 | 36 | 25 | 3 | 56.2% |
| Amazon Attack: Siberian Attack | 63 | 33 | 25 | 5 | 52.4% |
| Caro-Kann Defense: Exchange Variation | 63 | 28 | 27 | 8 | 44.4% |
| Sicilian Defense: Closed | 58 | 34 | 21 | 3 | 58.6% |
| Sicilian Defense: Alapin Variation | 53 | 27 | 21 | 5 | 50.9% |
| Sicilian Defense: Taimanov Variation, Bastrikov Variation | 49 | 24 | 22 | 3 | 49.0% |
| Rapid Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Catalan Opening | 2 | 2 | 0 | 0 | 100.0% |
| Italian Game: Two Knights Defense | 2 | 0 | 2 | 0 | 0.0% |
| Sicilian Defense: Taimanov Variation, Bastrikov Variation | 2 | 0 | 2 | 0 | 0.0% |
| East Indian Defense | 2 | 1 | 1 | 0 | 50.0% |
| Nimzo-Indian Defense | 2 | 0 | 1 | 1 | 0.0% |
| Sicilian Defense: Kan Variation, Knight Variation | 2 | 1 | 0 | 1 | 50.0% |
| Blackburne Shilling Gambit | 2 | 1 | 1 | 0 | 50.0% |
| Sicilian Defense: Closed | 2 | 0 | 2 | 0 | 0.0% |
| Modern | 2 | 0 | 1 | 1 | 0.0% |
| QGD: Exchange, 5.Bg5 c6 6.Qc2 g6 | 2 | 1 | 1 | 0 | 50.0% |
| Daily Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Unknown | 4 | 4 | 0 | 0 | 100.0% |
| Colle System: Rhamphorhynchus Variation | 3 | 2 | 1 | 0 | 66.7% |
| Australian Defense | 3 | 1 | 2 | 0 | 33.3% |
| Barnes Defense | 2 | 0 | 2 | 0 | 0.0% |
| Caro-Kann Defense | 2 | 0 | 2 | 0 | 0.0% |
| Modern | 1 | 0 | 1 | 0 | 0.0% |
| French Defense | 1 | 0 | 1 | 0 | 0.0% |
| English Opening: Drill Variation | 1 | 0 | 1 | 0 | 0.0% |
| Modern Defense: Pterodactyl Variation | 1 | 0 | 1 | 0 | 0.0% |
| King's Indian Attack | 1 | 0 | 1 | 0 | 0.0% |
| Bullet Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Modern | 6 | 2 | 4 | 0 | 33.3% |
| London System: Poisoned Pawn Variation | 5 | 3 | 2 | 0 | 60.0% |
| Sicilian Defense: Closed | 4 | 1 | 3 | 0 | 25.0% |
| King's Indian Attack | 4 | 2 | 2 | 0 | 50.0% |
| East Indian Defense | 3 | 3 | 0 | 0 | 100.0% |
| Australian Defense | 3 | 3 | 0 | 0 | 100.0% |
| Czech Defense | 3 | 1 | 2 | 0 | 33.3% |
| Sicilian Defense: Accelerated Dragon, Exchange Variation | 3 | 1 | 2 | 0 | 33.3% |
| Alekhine Defense | 3 | 2 | 1 | 0 | 66.7% |
| Sicilian Defense: Alapin Variation | 3 | 3 | 0 | 0 | 100.0% |
🔥 Streaks
| Streak | Longest | Current |
|---|---|---|
| Winning | 14 | 1 |
| Losing | 21 | 0 |