Big matchups coming tomorrow
Armenia, Russia 1, Russia 2, Georgia, Vietnam, Hungary and Netherlands have won their first four matches to lead the standings of the World Chess Olympiad 2010. Each victory gives them 2 Match Points (MP) which puts them 1 MP ahead of Boasnia & Herzegovina, Poland, Ukraine, and Sweden.
Round 4 went practically without surprises in the open section. All favorite teams won their matches, but by no means these games were easy. As a proof, some of the highest rated players suffered individual setbacks, here are some of the surprising results of the round:
GM Loek Van Wely – GM Alexei Shirov 1-0
GM Baadur Jobava – GM Magnus Carlsen 1-0
GM Ruslan Ponomariov – GM Luka Lenic 1/2-1/2
IM Abdel Razik Khaled – GM Bartlomiej Macieja 1/2-1/2
GM Leinier Dominguez – IM Bart Michiels 1/2-1/2
GM Michael Adams – IM Esen Baris 1/2-1/2
GM Nikola Sedlak – GM Maxime Vachier-Lagrave 1/2-1/2
Jobava – Carlsen, one of the top games of the day
In the women section only four team remain with perfect points – Russia 1, Bulgaria, China, and Ukraine. In a round 4 full of surprises, many of the top favorites lost their initial perfect start. Even the four leaders had hard time edging their opponents with minimal victories.
Hungary and USA negated each other with a 2:2 draw, the same results as Germany and Slovenia. Romania managed to stun Spain 3:1, and Russia 2 were held by Iran. The winners of the day – Armenia, Azerbaijan, Czech Republic Poland, and Italy, who managed to bounce back after last round’s upsets.
Top surprising individual results of the round:
WIM Teresa Ordaz Valdes Lisandra – GM Kateryna Lahno 1/2-1/2
WGM Pina Vega Sulennis – IM Anna Ushenina 1-0
IM Natasa Bojkovic – GM Yifan Hou 1/2-1/2
WGM Atousa Pourkashiyan – WGM Natalia Pogonia 1-0
WGM Jovana Vojinovic – GM Monika Socko 1/2-1/2
IM Masha Klinova – WFM Cheradee Camacho Chardine 1/2-1/2
GM Marie Sebag – WGM Irine Kharisma Sukandar 0-1
Alina Kashlinskaya, one of the youngest Women GMs
Olympiad tiebreak criteria
Note: Tiebreak criteria
1. the sum of Sonneborn-Berger points, which are calculated as follows:
match points of each opponent, excluding the opponent who scored the lowest number of match points, multiplied by the number of game points achieved against this opponent;
2. by the number of the game points scored;
3. by the sum of the match points of all the teams opponents, excluding the lowest one.