Avatar of Gulnar Mammadova
Player Profile

Gulnar Mammadova IM

Korona_91 Baku Since 2019 (Active) Chess.com ♟♟♟♟♟
55.6% W 34.3% L 10.1% D
Bullet
2818
1473W 900L 220D
Blitz
2639
413W 254L 111D
Rapid
2261
28W 29L 19D
Daily
1791
13W 7L 1D

Gulnar Mammadova: Korona_91 Chess Player Profile

About Korona_91

Gulnar Mammadova, competing online as Korona_91, is an FIDE International Master with a biography that reads like a well prepared opening trap. The name suggests a crown, and the account looks like someone who has spent enough time in the endgame to know that a king can be more dangerous than a queen.

On the board, the player favors structures that punish sloppy play, including the French Defense, the solid Caro-Kann Defense, and the sharper side of the Sicilian Defense. Rapid appears to be the preferred tempo, but the archive also contains plenty of evidence that the player is comfortable when the clock starts moving and the opponent stops thinking.

Playing Style

The overall style is practical and attacking. Korona_91 tends to turn small advantages into long fights, with an endgame frequency of 83.11 percent. That is not a subtle number. It means many games survive past the opening and enter the stage where technique, patience, and the occasional rook sacrifice become the main characters.

  • Comfortable in closed positions where the center turns into a long negotiation.
  • Willing to open lines with pawn breaks and early captures around move 7.
  • Strong comeback profile, with an 87.53 percent comeback rate in the available data.
  • Reliable pressure on both colors, with white scoring 58.14 percent and black holding at 53.35 percent.

Openings and Board Identity

The opening repertoire feels like a toolbox. The French Defense appears often enough to be a signature piece, while the Caro-Kann Defense adds a sturdy alternative when the position wants a wall with a few sharp windows. When the opponent reaches for a Sicilian, Korona_91 often meets the challenge with an Alapin style route, turning the opening into a practical battle rather than a memorized maze.

Win Rate by Opening0%25%75%100%50%French Defense: 58.8% over 337 gamesModern: 54.1% over 270 gamesCaro-Kann Defense: 52.3% over 216 gamesAustralian Defense: 52.5% over 139 gamesFrench Defense: Exchange Variation: 62.5% over 120 gamesModern Defense: 51.0% over 102 gamesFrench Defense59%Modern54%Caro-Kann Defense52%Australian Defense52%French Defense: Exchang…62%Modern Defense51%

For a quick positional snapshot, the following miniature starts with a French theme and hints at the kind of central tension the player likes to handle.

Rivals and Long Term Matches

One of the most frequent opponents is Emir Kahvedzic, and the record against that player is so lopsided it belongs in a folklore section. The long list also includes tensexray, whose repeated appearances make the archive feel less like a random ladder and more like a recurring tournament bracket.

Those repeat clashes matter. Chess players grow by fighting the same ideas again and again, and Korona_91 has clearly been fighting plenty.

Legacy and Search Snapshot

Searches for Gulnar Mammadova, Korona_91, FIDE International Master, chess player profile, or chess biography should find a player who blends title, tempo, and opening personality. The account is best described as practical, combative, and allergic to short explanations. If the game survives to the endgame, the audience can expect the real match to begin.

Bio last updated 2026-08-26