February 7, 2019 - Sofia, Bulgaria - S. Tsitsipas (GRE). J. Struff (GER) vs S. Tsitsipas (GRE)  during Sofia Open 2019 at Arena Armeec Hall in the Bulgarian capital of Sofia, Bulgaria on February 07, 2019  (Credit Image: © Hristo Rusev/NurPhoto via ZUMA Press)
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