Jaillet, Leon vs Katajainen, Sebastian - Round 4: Jaillet, Léon - Katajainen, Sebastian - 2026.07.23

Jaillet, Leon's games

2026.07.24 vs Gilliand, Timothee 2026.07.23 vs Alrefae, Ahmad 2026.07.23 vs Katajainen, Sebastian 2026.07.23 vs Katajainen, Sebastian 2026.07.23 vs Katajainen, Sebastian 2026.07.22 vs Wegelin, Reinhard 2026.07.22 vs Stoecklin, Ernst Pablo 2026.07.22 vs Stoecklin, Ernst Pablo 2026.07.22 vs Stoecklin, Ernst Pablo 2026.07.21 vs Van Bogaert, Olivier 2026.07.21 vs Tamguem, Tristan 2026.07.21 vs Tamguem, Tristan 2026.07.21 vs Tamguem, Tristan 2026.07.21 vs Hofmann, Hans 2026.07.19 vs Leuthold, Cyrill 2026.07.19 vs Hirzel, Robin 2026.07.19 vs Hirt, Markus 2026.07.19 vs Tkhoruk, Roman 2026.07.19 vs Pardoen, Theodore 2026.07.19 vs Muncan, Vasa 2026.07.19 vs Lupei, Denis 2026.07.19 vs Amsellem, Daniel 2026.07.18 vs Obertin, Frank 2026.07.17 vs Mattmann, Peter 2026.07.16 vs Retti, Marco 2026.07.15 vs Kern, Beat 2026.07.15 vs Margarone, Giuseppe

Event	Round 4: Jaillet, Léon - Katajainen, Sebastian
Site	https://lichess.org/broadcast/59th-biel-international-chess-festival-2026-biel-hospital-centertri-rapid/round-4/2QZ0Wk9a/m4DtC2ug
Date	2026.07.23
Round	4.5
White	Jaillet, Léon
Black	Katajainen, Sebastian
Result	1-0
WhiteFideId	1382977
WhiteCountry	SUI
BlackCountry	SUI
Variant	Standard
ECO	C57
Opening	Italian Game: Two Knights Defense, Ponziani-Steinitz Gambit
UTCDate	2026.07.23
UTCTime	06:26:22
BroadcastName	59th Biel International Chess Festival 2026 \| Biel Hospital Center(TRI) \| Rapid
BroadcastURL	https://lichess.org/broadcast/59th-biel-international-chess-festival-2026-biel-hospital-centertri-rapid/round-4/2QZ0Wk9a
GameURL	https://lichess.org/broadcast/59th-biel-international-chess-festival-2026-biel-hospital-centertri-rapid/round-4/2QZ0Wk9a/m4DtC2ug

Engine eval --

1-0

Jaillet, Leon

0 blunders

3 mistakes

2 inaccuracies

84% accuracy

Katajainen, Sebastian

2 blunders

4 mistakes

1 inaccuracy

72% accuracy