Steinhauer, Artur vs Koellner, Ruben Gideon - Round 3: Steinhauer, Artur - Koellner, Ruben Gideon - 2026.08.12

2026.11.05 vs Kozak, Adam 2026.08.23 vs Postlmayer, Jakob 2026.08.22 vs Ye, Zhanting K. 2026.08.21 vs Wu, Chenshan 2026.08.20 vs Karner, Daniel 2026.08.18 vs Obermayr, Hermann 2026.08.16 vs Engelhart, Achim, Dr. 2026.08.15 vs Zimmermann, Curt 2026.08.12 vs Koellner, Ruben Gideon 2026.06.07 vs Koellner, Christof 2026.06.06 vs Burkhardt, Jan 2026.06.05 vs Louis, Volker 2026.06.04 vs Hauer, Andreas 2026.06.04 vs Pakusa, Fabian 2026.02.01 vs Maier, Fridolin 2026.01.31 vs Rubinshtein, Kamilla 2026.01.31 vs Lombardo, Filippo 2026.01.30 vs Caputo, Lorenzo 2026.01.06 vs Lymar, Vladislav 2026.01.05 vs Chassard, Cedric 2026.01.04 vs Skembris, Spyridon 2026.01.03 vs Degenhard, Simon 2026.01.02 vs Hrebenshchykova, Yelyzaveta 2026.01.02 vs Stein, Robert 2025.12.29 vs Groeschel, Karoline 2025.12.29 vs Balyk, Timur 2025.12.28 vs Roshka, Yevgeniy 2025.11.09 vs Engel, Bruno 2025.11.01 vs Gokerkan, Cem Kaan 2025.05.09 vs Fernandez Vazquez, Jorge 2025.05.07 vs Toniolo, Samuel 2025.05.06 vs Lopez Martinez, Josep Manuel 2025.05.05 vs Seppala, Joni 2025.05.03 vs Sudarshan Bhat 2025.05.02 vs Deodhar,Vrushali Umesh 2025.04.30 vs Bauer, Thomas 2025.04.17 vs Pancevski, Filip 2024.08.31 vs Vollnhals, Michael 2024.08.30 vs Vogel, Robert 2024.08.29 vs Lang, Zalan Andreas 2024.08.26 vs Ammon, Tobias 2024.08.25 vs Friedrich, Ricardo 2024.02.13 vs Kuraszkiewicz, Michael 2024.02.12 vs Keller, Peter — vs Hoeller, Armin — vs Weichlein, Paul — vs Brunner, Tobias — vs Ammon, Tobias — vs Neuwerth, Chulian — vs Bruss, Robert — vs Albrecht, Manuel — vs Schulz, Lukas
Koellner, Ruben Gideon (2531)
Steinhauer, Artur (2187)
EventRound 3: Steinhauer, Artur - Koellner, Ruben Gideon
Sitehttps://lichess.org/broadcast/oberbank-challenger-open-2026/round-3/6DHo9wPt/8SUYr2ZH
Date2026.08.12
Round3.1
WhiteSteinhauer, Artur
BlackKoellner, Ruben Gideon
Result0-1
WhiteElo2187
WhiteTitleCM
WhiteFideId16263596
BlackElo2531
BlackTitleIM
BlackFideId12993093
VariantStandard
ECOC70
OpeningRuy Lopez: Morphy Defense, Classical Defense Deferred
UTCDate2026.08.12
UTCTime15:32:12
BroadcastNameOberbank Challenger Open 2026
BroadcastURLhttps://lichess.org/broadcast/oberbank-challenger-open-2026/round-3/6DHo9wPt
GameURLhttps://lichess.org/broadcast/oberbank-challenger-open-2026/round-3/6DHo9wPt/8SUYr2ZH
Engine eval --
0-1
Steinhauer, Artur
2 blunders
0 mistakes
2 inaccuracies
89% accuracy
Koellner, Ruben Gideon
1 blunder
1 mistake
1 inaccuracy
94% accuracy