Question: What profession do both Lucie Šafářová and Sergio Casal share?
Sentence (from "Lucie Šafářová career statistics"): To date, Šafářová has won seven WTA singles titles and fifteen WTA doubles titles including five Grand Slam doubles titles with Bethanie Mattek-Sands at the 2015 Australian Open and French Open,; the 2016 US Open and 2017 Australian Open and French Open.
Relevant evidence: No