Pereira, Sergio vs Ortega Amarelle, Mariano - Olymp 2026 Open - 2026.09.09

2026.09.26 vs Thomas, Winston Gerald Mansfield 2026.09.25 vs Alfene Ambdullah 2026.09.24 vs De Billoez, Yves 2026.09.23 vs Mizzi, Jack 2026.09.21 vs Parsa Naser 2026.09.20 vs Koumba, Mounguen Jose Evrard 2026.09.19 vs Aithmidou, Mohamed-Mehdi 2026.09.18 vs Liyanage, Ranindu Dilshan 2026.09.17 vs ABDOUL-KARIM SEYDOU MAHAMADOU 2026.09.16 vs Ruzhansky, Elias 2026.09.09 vs Ortega Amarelle, Mariano 2026.01.24 vs Silva, Pedro Gil Ferreira Da 2026.01.24 vs Alvarez Calzadilla, Jose Avelino 2024.09.22 vs Aziz, Husain 2024.09.21 vs Bodin-Hullin, Thomas 2024.09.20 vs Al-Hajiri, Bader 2024.09.19 vs Misambo Kilasa 2024.09.18 vs Mathurin, Nathaniel 2024.09.16 vs Ahmad, Al Khatib 2024.09.15 vs Kamara, Ansumana 2024.09.14 vs Christie, Joshua 2024.09.13 vs Bhakta Bahadur Monger 2024.09.12 vs Delgado Rosas, Alex Antonio 2024.09.11 vs Garcia Pantoja, Roberto 2024.04.27 vs Caturra, Rafael Dias 2024.03.20 vs Kigigha, Bomo Lovet 2024.03.19 vs Amoako Philip Selikem Yao 2024.03.17 vs Ortega Amarelle, Mariano 2024.03.17 vs Cogan, Nicolas 2024.03.17 vs Paiva, Donaldo 2024.03.14 vs ABDULRAHEEM, Abdulrahman Akintoye 2024.03.11 vs Kayonde, Andrew 2024.03.11 vs Wanyama, Harold 2024.03.11 vs Akpa Prince 2024.03.11 vs Oluka Robert Mcligeyo 2024.03.11 vs Cogan, Nicolas 2024.03.11 vs Fomevor, Cephas Clinton 2024.03.11 vs Frempong-Smart Daniel 2024.03.11 vs Engonga Avomo, Pedro Manuel Envo 2024.03.11 vs Mhango, Banele 2024.03.11 vs Kigigha, Bomo Lovet 2024.03.11 vs Paiva, Donaldo 2024.03.11 vs Fomevor, Cephas Clinton 2024.03.11 vs Cogan, Nicolas 2024.03.11 vs Mhango, Banele 2024.03.11 vs Asabri, Hussien 2024.03.11 vs Mahamat Hachim Bachar 2024.03.11 vs Oluka Robert Mcligeyo 2024.03.11 vs Arab, Adlane 2024.03.10 vs Akpa Prince 2024.03.10 vs Mahamat Hachim Bachar 2024.03.10 vs Rongwane, Gomolemo 2024.03.10 vs Engonga Avomo, Pedro Manuel Envo 2024.03.10 vs Yacouba, Souley Moussa 2024.03.10 vs Arab, Adlane 2024.03.09 vs Fomevor, Cephas Clinton 2024.03.09 vs Cogan, Nicolas 2024.03.09 vs Rakotomaharo, Fy Antenaina 2024.03.09 vs Frempong-Smart Daniel 2024.03.09 vs Paiva, Donaldo 2024.03.09 vs Kigigha, Bomo Lovet
Ortega Amarelle, Mariano (2375)
Pereira, Sergio (2016)
EventOlymp 2026 Open
SiteSamarkand, Uzbekistan
Date2026.09.09
Round11.273
WhitePereira, Sergio
BlackOrtega Amarelle, Mariano
Result0-1
WhiteElo2016
WhiteTeamSao Tome and Principe
WhiteFideId1908316
BlackElo2375
BlackTitleIM
BlackTeamCape Verde
BlackFideId3504301
VariantStandard
ECOB22
OpeningSicilian Defense: Alapin Variation, Smith-Morra Declined
UTCDate2026.09.09
UTCTime12:55:14
BroadcastName46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 63-87
BroadcastURLhttps://lichess.org/broadcast/46th-fide-chess-olympiad-samarkand-2026-open-matches-63-87/round-11/nmvlNu2X
GameURLhttps://lichess.org/broadcast/46th-fide-chess-olympiad-samarkand-2026-open-matches-63-87/round-11/nmvlNu2X/ByrrQHmK
Engine eval --
0-1
Pereira, Sergio
1 blunder
1 mistake
1 inaccuracy
85% accuracy
Ortega Amarelle, Mariano
0 blunders
1 mistake
0 inaccuracies
96% accuracy