Avatar of Ruiyuan Yu

Ruiyuan Yu GM

Username: duanlian

Playing Since: 2012-11-26 (Inactive)

Wow Factor: ♟♟♟♟

Chess.com

Rapid: 2364
117W / 112L / 70D
Blitz: 2204
39W / 16L / 4D
Bullet: 2558
144W / 70L / 4D

Ruiyuan Yu – The Grandmaster of the Chessboard Genome

Meet Ruiyuan Yu, a Grandmaster whose chess career resembles a finely tuned biological process, evolving and adapting across years of intense competition. With a peak Bullet rating soaring above 2580 and rapid-fire reflexes honed in Blitz and Rapid formats, Ruiyuan navigates the 64 squares like a scientist in a lab, experimenting with openings that remain top secret to most adversaries!

Beginning their competitive journey in Rapid chess back in 2012 with a modest rating of 1349, Ruiyuan’s growth curve has been nothing short of evolutionary biology in action. By 2021, their Bullet rating blossomed to a stunning 2551, with Tactical Awareness so sharp that their comeback rate is a whopping 85.52%, and they maintain a perfect 100% win rate after losing a piece – truly a cellular-level resilience that could inspire even the toughest endurance athletes of the chess world.

When it comes to style, Ruiyuan plays the long game with an average winning game spanning 73 moves, a testament to their patient, endgame-focused strategy (nearly 79% endgame frequency). Their win rates from White (50.17%) and Black (49.49%) pieces are nearly identical – genetic balance at its finest.

Like a well-adapted organism, Ruiyuan’s psychology in play reveals some fascinating traits: a mild tilt factor of 10 means even when cells (or plays) mutate slightly off course, they quickly regain form, ensuring consistent output. Plus, their rated-versus-casual win difference of 37.3% highlights the fierce competitive edge when the stakes are high.

Ruiyuan’s opening repertoire—coded as “Top Secret”—has yielded an impressive 66% win rate in Bullet games, proving that sometimes the best defense is a molecular mystery! Their longest winning streak stretched to 13 games, a streak that might just rival the replicative potential of certain DNA segments.

Off the board, Ruiyuan’s opponents are as diverse as a microbial ecosystem—from rookies to seasoned GMs—yet they maintain high win rates against a host of challengers. Curiously, some opponents seem to be selective in their susceptibility, but Ruiyuan’s adaptability ensures the overall survival and dominance of their strategic genetic code.

In summary, Ruiyuan Yu is not just a Grandmaster; they are a living chess organism, continually adapting, evolving, and refining their craft with the precision of a molecular biologist and the competitive spirit of a top-tier athlete. Checkmate? More like check-mate-osis!


Coach Chesswick's Profile Photo
Coach Chesswick

Ruiyuan, your recent performance overview

The sample of your last dozen games shows a solid player in the mid-2500 blitz range who shines when the position opens quickly but sometimes bleeds points on the clock. Below is a strengths/weaknesses audit followed by an action plan.

What you already do well

  • Initiative-first mindset. Your wins against PremovePerry69420 and canc3111 started with early …d5 or …e5 pawn breaks, seizing space and forcing your opponent to react.
  • Dynamic piece play in the Sicilian complex. Games with ECO codes B22/B23/B90/B77 reveal good feeling for …Nf4, …b5 and exchange sacrifices that open files toward the enemy king.
  • Converting tactical advantages. When you are materially up you usually finish efficiently, e.g. 18…Qg5+! (first PGN below) or the precise rook manoeuvres versus legend_never_die871.

Recurring problems

  • Time-trouble self-check-mate. Five of the six listed losses were on time while the engine still evaluates the position as roughly equal. Blowing good positions at move 35-60 suggests a systematic clock issue rather than calculation weakness.
  • Handling quiet French/Caro structures as White. In the losses versus Pham Nam Quan and UmbrellaTerm you entered a FrenchStructure / CaroFormation and struggled to generate play, drifting into worse endgames.
  • Endgame technique when material is reduced. You were a pawn up against Playchess_VN but allowed …d2 and …e1=Q under time pressure. Similar difficulties appeared in the long K+P ending versus UmbrellaTerm.

Three-week improvement plan

  1. Clock discipline drill.
    • Play 20 games of 3|2 with the goal of keeping ≥40 seconds after move 20.
    • Use the “stop-think-move” routine: decide during opponent’s turn, make your move in ≤5 seconds unless the position changed dramatically.
    • Analyse only the final 90 seconds of each time scramble; look for needless hesitations.
  2. Patch the French/Caro gap.
    • Add one clean system versus 1…e6 and 1…c6 (recommend the Exchange French with an early c4 and the Panov-Botvinnik). Prepare with five annotated model games each.
    • In training games force yourself to keep central tension for at least 10 moves; no premature pawn trades.
  3. Endgame finishing power.
    • Every study session, solve two pawn-endgame puzzles where both sides have 4-6 pawns. Focus on triangulation and outside passed pawns.
    • Recreate your own lost endings on a board, then set a 5-minute timer and practise converting them against an engine.

Micro-targets to track

  • Average time left on clock when the last 5 moves start: >15 s
  • Conversion rate of pawn-up endgames: 70 %+
  • Win-loss ratio in French/Caro structures after 20 test games: +5 or better

Reference material

Progress dashboards

• Hour-by-hour win rate:

0123456789101112131415161718192122100%0%Hour of Day

• Day-of-week performance:
MonTueWedThuFriSatSun100%0%Day of Week

• Historical peak: 2223 (2025-09-17)

Stay disciplined with the clock, broaden your anti-French/Caro arsenal, and your rating should climb back toward (and beyond) 2600 soon. Good luck, and keep the games coming!



🆚 Opponent Insights

Most Played Opponents
liangkexin 6W / 26L / 2D View Games
Yakov 12W / 3L / 0D View Games
fs1012857 8W / 6L / 0D View Games
ralral3333 4W / 4L / 1D View Games
LordofSanDiego 2W / 5L / 0D View Games

Rating

Year Bullet Blitz Rapid Daily
2025 2558 2204
2024 2570 2059 2364
2023 2354
2022 2570 1863 2303
2021 2551 1858 2372
2020 2145
2018 1648
2017 1823
2016 1858 1348
2015 912
2013 1414
2012 1349
Rating by Year2012201320152016201720182020202120222023202420252570912YearRatingBulletBlitzRapid

Stats by Year

Year White Black Moves
2025 9W / 7L / 1D 8W / 5L / 3D 73.1
2024 5W / 2L / 0D 5W / 3L / 0D 76.5
2023 13W / 13L / 9D 16W / 13L / 6D 78.8
2022 60W / 68L / 26D 62W / 70L / 27D 91.2
2021 33W / 8L / 3D 25W / 12L / 4D 76.9
2020 6W / 1L / 0D 6W / 1L / 0D 50.6
2018 0W / 1L / 0D 0W / 1L / 0D 31.5
2017 0W / 0L / 0D 0W / 1L / 0D 73.0
2016 22W / 6L / 1D 25W / 6L / 0D 62.3
2015 0W / 1L / 0D 0W / 0L / 0D 0.0
2013 4W / 3L / 0D 5W / 2L / 0D 59.9
2012 1W / 0L / 0D 0W / 0L / 0D 129.0

Openings: Most Played

Bullet Opening Games Wins Losses Draws Win Rate
French Defense: Exchange Variation 14 11 3 0 78.6%
Caro-Kann Defense 8 5 3 0 62.5%
Scandinavian Defense 8 7 1 0 87.5%
Australian Defense 7 5 2 0 71.4%
Colle System: Rhamphorhynchus Variation 7 5 2 0 71.4%
Sicilian Defense: Alapin Variation, Sherzer Variation 7 3 4 0 42.9%
Sicilian Defense: Closed 7 3 4 0 42.9%
Bird Opening: Dutch Variation, Batavo Gambit 7 6 1 0 85.7%
French Defense 6 4 2 0 66.7%
Amar Gambit 6 5 1 0 83.3%

🔥 Streaks

Streak Longest Current
Winning 13 6
Losing 10 0
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