The Barcelona wonderkid cut inside from the left flank again before fizzing a spectacular finish beyond Pyatov from outside the area. Ferran Torres later completed the scoring for Spain.
In another third round clash, Australian Open champion Kenin had to weather a barrage of 35 winners coming from Jabeur's racquet, and stayed solid to break the Tunisian's serve three times, fighting her way to a 7-6 (4), 6-3 victory.
Haris Hajradinovic put Bosnia ahead in the 24th minute with a penalty before Kamil Glik's powerful header leveled the score for the visitors just before the break. Kamil Grosicki's header in the 67th minute sealed Poland's win. Enditem
The home team had a great chance to even things up in the 30th minute when Eli Dasa's ball found an unmarked Eran Zahavi whose shot went wide of goal.
"I will work closely with my coach under an adjusted plan, trying to make progress through every competition," Wang said of his future plans. "And save my best for Tokyo." Enditem
"By bringing together the winter sport industry under the theme of the Power of Ice and Snow, the World Winter Sports Expo is the perfect platform to highlight this important contribution of sport to the recovery. The Expo is also an important step as China gets ready to welcome the world's best winter sport athletes in 2022," Bach said.
In an absorbing third round match, 23-time Grand Slam winner Williams rallied to defeat 2017 US Open winner Sloane Stephens 2-6, 6-2, 6-2 in one hour and 43 minutes, while second seed Kenin also faced a tough challenge in a straight sets win over Ons Jabeur of Tunisia.
Belarus's Victoria Azarenka advanced into the quarterfinals after rallying past Karolina Muchova of the Czech Republic 5-7, 6-1, 6-4.
"My body condition is not a hundred percent, but I'm training every day. I'm giving my best, so that I can help my team as fast as possible," said the former top scorer in Germany's third-tier league.
Duris might have doubled Slovakia's lead, but Israel goalkeeper Ofir Marciano was equal to his effort, and also saved well from Robert Bozenik late in the game.
"Honestly, it's unbelievable, I'm not sure I'm realising what's happening right now. It was such a crazy race and we capitalized on the red flag. To get my first win in Formula 1, I am struggling for words," said a disbelieving Gasly after the race.