pIt was an upset-filled Wednesday at the a href='https://www.atptour.com/en/tournaments/bastad/316/overview'Nordea Open/a, bookended with the top two seeds falling./p
pArgentine a href='https://www.atptour.com/en/players/thiago-agustin-tirante/t0a1/overview'Thiago Agustin Tirante/a earned his biggest career win in the last match of the day, stunning World No. 8 and defending champion a href='https://www.atptour.com/en/players/andrey-rublev/re44/overview'Andrey Rublev/a 7-6(5), 3-6, 6-4. a href='https://www.atptour.com/en/players/thiago-monteiro/mj08/overview'Thiago Monteiro/a opened the day by ousting second seed and 2021 titlist a href='https://www.atptour.com/en/players/casper-ruud/rh16/overview'Casper Ruud/a./p
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The 23-year-old Tirante, No. 121 in the PIF ATP Rankings, responded to Rublevrsquo;s firepower with heavy hitting of his own to claim his first Top 20 win and reach his maiden tour-level quarter-final.nbsp;/p
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p"I think I played a great match," Tirante said. "This is the first match I've played with so many people, so I was very nervous. It was my first meeting against a Top 10 [player]./p
p"I'm very happy to play my best tennis here. I didn't have good weeks before and this is the best of my life, so I will remember Sweden forever."/p
pTirante is enjoying his career-best season, having first cracked the Top 100 of the PIF ATP Rankings in March and winning the ATP Challenger Tour 125 event in Mexico City a month later. Tirante's two-hour, 23-minute win against Rublev was his sixth tour-level victory and fourth this year. He will face a href='https://www.atptour.com/en/players/roberto-carballes-baena/cf59/overview'Roberto Carballes Baena/a in the last eight. The Spaniard earlier rallied past a href='https://www.atptour.com/en/players/denis-yevseyev/y171/overview'Denis Yevseyev/a 2-6, 6-3, 6-2./p
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pMonteiro, 30, defeated Ruud 6-3, 6-3 to capture his first win against the Norwegian in four Lexus ATP Head2Head meetings. The Brazilian faces qualifier a href='https://www.atptour.com/en/players/duje-ajdukovic/a0cj/overview'Duje Ajdukovic/a in the quarter-finals following the Croatian's 7-6(7), 3-6, 6-3 victory against eighth seed a href='https://www.atptour.com/en/players/pavel-kotov/k09f/overview'Pavel Kotov/a./ppdiv
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