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In 2019, Barbora Hrunčáková achieved a significant milestone in her tennis career by reaching the semifinals of the US Open women's doubles tournament. Partnering with Kateřina Siniaková, the Czech duo showcased their exceptional skills and teamwork, navigating through the competition to secure a place among the top four teams. Their impressive performance at the US Open highlighted Hrunčáková's talent and determination on the court.