in Hungary vs Albania when Peter Leko, after refuting Erald Dervishi's unsound tactics, blundered in a won position; the match ended in a 2–2 draw. Another notable player to lose was David Navara, who went down to Tajikistan's Farrukh Amonatov, however Czech Republic still won the match by a 3–1 margin. In his first Olympiad game in 12 years, Viswanathan Anand defeated Austrian grandmaster Markus Ragger, helping the Indian team to a 3½–½ win. At the conclusion of the round 41 teams had won both their matches, including seven teams with perfect 8/8 game results. Brazilian grandmaster Alexandr Fier was awarded the daily best game prize for a mating combination against Robert Aloma Vidal of Andorra involving a double rook sacrifice pattern described by chessvibes reporter Peter Doggers as "common in kids books but exceedingly rare in actual chess!" Round 3 The highest rated clash was between the top-seeded United States and 13th-seeded Netherlands. The game between the super-GMs Anish Giri and Fabiano Caruana was uneventful and the match was looking to be heading for a draw until two of the Dutch players erred in the endgame, handing the US a 3–1 win. China defeated Peru 3–1, Ding Liren making his comeback following a bicycle accident in Norway, however Wei Yi lost to Jorge Cori. Russia edged out the Georgia 2 team by a margin of 2½–1½, needing Vladimir Kramnik to provide the match win. India comfortably defeated Canada while England edged out Brazil when Gawain Jones held a difficult endgame against Krikor Mekhitarian. France took the overall lead by defeating Algeria 3½–½, for a total game score of 11½/12, closely followed by Israel who beat Iceland by the same margin for a score of 11. A total of 18 teams had perfect match scores of 3/3. Round 4 The top encounter of the fourth round took place on the third table, where the United States recorded a 2½-1½ but comfortable win over India. Pentala Harikrishna and Krishnan Sasikiran drew their games with the white pieces against Wesley So and Samuel Shankland, respectively, in less than two hours. The game between Hikaru Nakamura and Vidit Santosh Gujrathi also ended in a draw, while on top board Fabiano Caruana defeated Vishwanathan Anand in 26 moves. Poland provided an upset against Russia, as Kramnik and Dmitry Jakovenko fell to Jacek Tomczak and Kamil Dragun. China, Azerbaijan, Ukraine and France maintained their winning