Question: Are Ion Țiriac and Julian Knowle both Romanian tennis players?
Sentence (from "Julian Knowle"): He was Austria's most successful doubles player in history by reaching world no. 6 in the ATP doubles rankings in January 2008, before being matched by Jürgen Melzer, who reached no. 6 in September 2010, and overtaken by Alexander Peya, who reached no. 3 in August 2013.
Relevant evidence: No