 Some of these teams later arrived, often with only three players; by the first rest day 10 teams had still not arrived, for a total participation of 170 teams.One of the best games of the day was Wei Yi's win on board four to help China score a 4–0 victory against the first-time entrants Kosovo.In the game, he sacrificed a piece in the opening for an overwhelming compensation that enabled him to finish the game in 19 moves (see diagram).