Avatar of Petar Kolognat
Player Profile

Petar Kolognat FM

kpera Sremska Mitrovica Since 2008 (Active) Chess.com ♟♟♟♟♟♟
46.5% W 50.1% L 3.4% D
Bullet
2525
11046W 11994L 796D
Blitz
2270
99W 37L 14D
Rapid
1823
21W 3L 1D

Petar Kolognat: The kpera Bullet FIDE Master

Petar Kolognat, known online as kpera, is a FIDE Master and bullet chess player whose opening profile includes the Czech Defense and Philidor Defense.

FIDE Master With a Bullet Habit

Petar Kolognat, known online as kpera, carries a FIDE Master title and a serious bullet habit. The profile reads like a long night session: thousands of one minute games, sharp tactical swings, and a repertoire that prefers complications over polite coffee. The 2673 (2011-01-24) marker is the kind of high point that tells you the mouse was ready before the clock started.

If kpera must be summarized in one sentence, it is this: FIDE Master ambition, bullet speed, and an opening bag that likes to make the board uncomfortable quickly.

Opening Fingerprint

His bullet record favors sharp and flexible openings. The data highlights setups such as the Czech Defense and the Philidor Defense, showing a player who is comfortable with both tricky counterplay and structured piece play. When white has the first move, the Czech Defense often becomes a way to take the fight away from the opponent's preferred lines.

The most frequent themes include early activity, fast piece development, and practical traps. The chart below gives a compact view of how different openings perform across the sample.

Win Rate by Opening0%25%75%100%50%Australian Defense: 46.4% over 3397 gamesCzech Defense: 49.6% over 1844 gamesBenoni Defense: Benoni Gambit Accepted: 49.5% over 1309 gamesPhilidor Defense: 42.1% over 1151 gamesAmazon Attack: Siberian Attack: 56.7% over 1050 gamesAmar Gambit: 41.6% over 986 gamesAustralian Defense46%Czech Defense50%Benoni Defense: Benoni …50%Philidor Defense42%Amazon Attack: Siberian…57%Amar Gambit42%

Style and Habits

  • Early captures and fast initiative: the average first capture comes very early in the game.
  • Checkmaker tendency: the queen is the most common checking piece, and kpera often reaches check before the opponent.
  • Endgame frequency is high enough to show that these games often survive past the opening.
  • Recovery rate is notable, suggesting the player can keep fighting after a material swing.

Rivals and Routines

Some rivals appear again and again in the bullet log. One of the most frequently faced opponents is eax, with a long running rivalry that can be checked at Edson Xavier. That kind of repeat opposition is the online equivalent of a neighborhood board fight.

The best time of day in the data is early morning, around 07:00, which fits the image of a bullet player who treats the clock like a breakfast appointment.

Why It Matters

Petar Kolognat is a useful case study in how a titled player can build an identity through volume, sharp openings, and fast time controls. The profile combines classic FIDE Master preparation with modern bullet habits, and the opening choices give fans a clear map of how kpera likes the position to look.

Bio last updated 2026-08-26