Avatar of Jeff Valentine

Jeff Valentine

Username: Khann76

Playing Since: 2017-08-07 (Inactive)

Wow Factor: ♟

Chess.com

Daily: 1947
41W / 5L / 0D
Rapid: 1681
10W / 1L / 2D
Blitz: 1384
120W / 115L / 6D
Bullet: 933
0W / 3L / 0D

Jeff Valentine - Online Chess Biography

Jeff Valentine, known to the online chess world as Khann76, is a blitz-loving competitor with a habit of turning tough positions into chances for victory. His style blends quick calculation with stubborn endgames, and his night-time sessions have become the stuff of forum legend among fellow players who enjoy a good grind.

His journey is sketched through years of rapid-fire games and late-night brilliances, and a quick look at his trajectory can be seen in the community charts:

Daily Rating2017201820192020202119141592YearDaily Rating
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Playing Style & Time Controls

Blitz is his preferred time control, and he treats every minutes-tick as a chance to outthink his opponent. He thrives when the clock is short and the position is murky, often steering games into long, patient endgames where a single accurate move can seal the win. His endgame frequency sits high, reflecting a love for the long grind as much as the initial tactics. A glimpse of his core approach can be found in his profile overview: Jeff Valentine.

Career Highlights

Jeff’s daily peak rating reached 1977 in January 2021, a personal high that still serves as motivation for his late-night sessions. In blitz, rapid, and other fast formats, he has built a reputation for resilience and creative openings. His longest winning streak stretches to 18 games, a testament to his ability to ride momentum when the position demands precise technique. For a quick snapshot of his peak forms, see the placeholder chart above and the occasional highlights shared by the community.

Opening Preferences

Jeff tends to experiment with sharp, aggressive ideas in his repertoire. Highlights from his daily openings suggest a preference for dynamic lines and proven weapon systems that keep opponents on their toes. Typical favorites include lines associated with Amar Gambit and the French/Carо-Kann family, often leading to interesting, fight-filled games. Opening performance across formats shows strong results in several solid repertoires.

  • Amar Gambit — 6 games, 6 Wins, 0 Losses, 0 Draws (Daily)
  • French Defense: Advance Variation — 4 games, 4 Wins, 0 Losses, 0 Draws (Daily)
  • Caro-Kann Defense — 4 games, 4 Wins, 0 Losses, 0 Draws (Daily)
  • Sicilian Defense: Closed/Anti-Sveshnikov lines — multiple solid results
  • Other energetic lines like Dӧry and Barnes-related setups show occasional success

Sample Game Preview

To get a feel for his fight style, here’s a tiny PGN glimpse from a typical opening sequence:
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🆚 Opponent Insights

Most Played Opponents
Michael Kimble 59W / 14L / 4D
marcin8195 4W / 1L / 1D
coldtorch691 2W / 2L / 0D
gpetitou 2W / 2L / 0D
veluravikumar 2W / 2L / 0D

Rating

Year Bullet Blitz Rapid Daily
2021 1914
2020 1384 1732
2019 783 1313 1681 1599
2018 1081 1159 1738 1592
2017 1306 1619
Rating by Year201720182019202020211914783YearRatingBulletBlitzRapidDaily

Stats by Year

Year White Black Moves
2021 7W / 1L / 0D 5W / 3L / 0D 40.1
2020 18W / 7L / 1D 18W / 6L / 2D 58.8
2019 42W / 23L / 3D 32W / 33L / 4D 63.5
2018 6W / 9L / 0D 11W / 6L / 0D 53.2
2017 35W / 21L / 0D 34W / 20L / 1D 54.0

Openings: Most Played

Daily Opening Games Wins Losses Draws Win Rate
Amar Gambit 6 6 0 0 100.0%
French Defense: Advance Variation 4 4 0 0 100.0%
Caro-Kann Defense 4 4 0 0 100.0%
Amazon Attack 3 2 1 0 66.7%
Döry Defense 3 3 0 0 100.0%
Sicilian Defense: Closed, Anti-Sveshnikov Variation, Kharlov-Kramnik Line 3 3 0 0 100.0%
Dutch Defense 2 1 1 0 50.0%
Australian Defense 2 2 0 0 100.0%
Barnes Opening: Walkerling 2 2 0 0 100.0%
Nimzo-Larsen Attack 2 2 0 0 100.0%
Blitz Opening Games Wins Losses Draws Win Rate
French Defense 16 8 7 1 50.0%
Caro-Kann Defense 14 8 6 0 57.1%
Modern Defense: Pterodactyl Variation 9 3 6 0 33.3%
Amar Gambit 9 4 5 0 44.4%
Sicilian Defense 8 4 4 0 50.0%
Scandinavian Defense 8 4 4 0 50.0%
Barnes Defense 8 4 4 0 50.0%
London System: Poisoned Pawn Variation 7 4 3 0 57.1%
French Defense: Exchange Variation 7 1 5 1 14.3%
Amazon Attack: Siberian Attack 6 0 6 0 0.0%
Bullet Opening Games Wins Losses Draws Win Rate
Caro-Kann Defense: Classical Variation 1 0 1 0 0.0%
French Defense 1 0 1 0 0.0%
Amar Gambit 1 1 0 0 100.0%
Ruy Lopez: Berlin Defense, Closed Bernstein Variation 1 0 1 0 0.0%
Sicilian Defense: Najdorf Variation 1 0 1 0 0.0%
Rapid Opening Games Wins Losses Draws Win Rate
Czech Defense 3 1 1 1 33.3%
Ruy Lopez: Classical Defense, Benelux Variation 2 2 0 0 100.0%
Modern 1 1 0 0 100.0%
Ruy Lopez: Exchange Variation 1 1 0 0 100.0%
Colle System: Rhamphorhynchus Variation 1 1 0 0 100.0%
King's Indian Defense: Orthodox Variation 1 1 0 0 100.0%
French Defense 1 0 0 1 0.0%
Sicilian Defense: Alapin Variation 1 1 0 0 100.0%
Sicilian Defense: Alapin Variation, Sherzer Variation 1 1 0 0 100.0%
Sicilian Defense 1 1 0 0 100.0%

🔥 Streaks

Streak Longest Current
Winning 18 0
Losing 6 2