Accessibility - Enable blind mode
Your network blocks the Lichess assets!
lichess
.org
Play
lichess.org
Create lobby game
Arena tournaments
Swiss tournaments
Simultaneous exhibitions
Donate
Puzzles
Puzzles
Puzzle Themes
Puzzle Dashboard
Puzzle Streak
Puzzle Storm
Puzzle Racer
Learn
Chess basics
Practice
Coordinates
Study
Coaches
Watch
Broadcasts
Lichess TV
Current games
Streamers
Video library
Community
Players
Teams
Forum
Blog
Tools
Analysis board
Openings
Board editor
Import game
Advanced search
Donate
Sign in
Register
Credit: Türkiye Satranç Federasyonu
IM
Koellner, Ruben Gideon
Federation
Germany
FIDE profile
12993093
Age
22
Classical
2531
Rapid
2425
Blitz
2384
Recent tournaments
Aimchess Rapid Play-In
Carlsen
Nakamura
1st Münchner Pfingst-Open
Sarana
Demchenko
Motylev
2. Laimer Pfingst Open 2023 - Group A
Bundesliga 2022/2023
Mitropa Cup 2023 | Open Section
Chessemy Open 2023 | A-Open
25th Open International Bavarian Championships
Comitec-Open & IM Tournament
U18 European Youth Team Championship
Bundesliga 21/22
Numerous >2650 GMs
Mitropa Cup - Open
Moussard
Erdos
Pechac
Festival Primavera Cattolica
Chessemy Open 2022 | Boards 1-50
1st Int. Swiss Masters Baden-Baden
European Individual Chess Championship 2021
NRW Youth Cup
Grenke Open 2019 - Rd 9
Grenke Open 2019 - Rd 8
Credit: Türkiye Satranç FederasyonuCredit: Türkiye Satranç FederasyonuCredit: Türkiye Satranç Federasyonu
Germany