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Player profile

Koo, Inseong

Standard: 0 Rapid: 1495 Blitz: 1507 (last updated 2026-10-02)
FIDE ID: 13233718 (view FIDE profile)
Federation: KOR Sex: M Birth Year: 2002 Age: 24
Title: — Women's title: — Other title: — FOA title: —
Games: 6 Wins: 2 (33%) Draws: 1 (17%) Losses: 3 (50%)
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Dossier

4 of 6 games analyzed.

Accuracy: 88.2%
Opened c4: 1/1
Castled kingside: 3Same-side castling: 2Did not castle: 1
Played on the queenside: 2Played in the center: 1Fianchettoed kingside: 1Fianchettoed queenside: 1
Backward pawn: 3Space advantage: 3Active pieces: 3Sacrificed material: 3Initiated exchanges: 3Isolated pawn: 3Missed tactics: 3Kept the bishop pair: 2Avoided exchanges: 1
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Openings

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As White 3 games 2W 0D 1L
English Opening 3 games 2W 0D 1L
King's English Variation 2 games 2W 0D 0L
Reversed Closed Sicilian 1 game 1W 0D 0L
Two Knights Variation 1 game 1W 0D 0L
Anglo-Indian Defense 1 game 0W 0D 1L
Queen's Knight Variation 1 game 0W 0D 1L
As Black 3 games 0W 1D 2L
Sicilian Defense 2 games 0W 1D 1L
Pin Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Taimanov Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Indian Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 29

This player's costliest moves in analyzed games. Can you find the winning move?

? · 25... Rc4 (−29% win chance) 1-0
Koo, Inseong
Akylbek, Zhaksylyk
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? · 17. d4 (−19.6% win chance) 1-0
Wu, Zhong Kai Austin
Koo, Inseong
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? · 35. c4 (−17.1% win chance) 1-0
Wu, Zhong Kai Austin
Koo, Inseong
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? · 12... Qa5+ (−16.8% win chance) 1-0
Koo, Inseong
Lu, Xiaohan
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View blunders & mistakes
Games Showing all 6 games
Date Event Round Color Opponent Result Accuracy % First moves