European Open champion Kyle Edmund continued his recent run of form on Wednesday, beating Diego Schwartzman 6-3, 7-6(3) at the Erste Bank Open 500.

Eighth-seeded Edmund hit 11 aces and lost just five of his first-service points (40/45) to advance after 81 minutes. Schwartman was aiming to continue his own good play after reaching the semi-finals in Antwerp, but was unable to match his 2017 quarter-final showing in the Austrian capital.

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Now 20-11 on hard courts this season, Edmund will meet Fernando Verdasco for a place in the quarter-finals. Verdasco reached the second round on Tuesday, beating Pierre-Hugues Herbert 6-7(6), 6-3, 6-4. Edmund and Verdasco have never met at tour-level.

Mikhail Kukushkin clinched his first Top 10 victory in four years, battling past fellow Vienna debutant Grigor Dimitrov 6-4, 4-6, 6-4. The 30-year-old Kukushkin, who claimed just his third Top 10 win in 36 attempts, won 73 per cent of service points and saved eight of nine break points.

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Sixth seed and Rolex Shanghai Masters finalist Borna Coric will face second seed Kevin Anderson in the quarter-finals after the Croatian fought past defending champion Lucas Pouille 4-6, 6-0, 6-4. Anderson advanced without hitting a ball because Austrian Jurgen Melzer, playing singles in a tournament for the final time, had to retire because of gastritis.

Marton Fucsovics also produced an upset win to reach the quarter-finals. The Banque Eric Sturdza Geneva Open defeated seventh seed Fabio Fognini 4-6, 6-3, 6-2, converting six of nine break points to advance after two hours and two minutes. Fucsovics will meet Kukushkin or Andrey Rublev for a semi-final spot.

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Karen Khachanov, winner of his third ATP World Tour crown at the VTB Kremlin Cup (d. Mannarino), overcame Austrian wild card Dennis Novak 6-3, 7-5 in 84 minutes for his 40th match win of the season (40-21).

France’s Gael Monfils, the 2008 runner-up, accounted for 2015 finalist Steve Johnson of the United States 4-6, 6-3, 6-2 in one hour and 44 minutes. Monfils dominated on serve to strike 18 aces and win 80 per cent of his first deliveries.