Question: Who was the higher ranked player of the same sport: Sun Tiantian or Björn Borg?
Sentence (from "1980 French Open – Men's Singles"): Borg went through the entire tournament, which featured 17 of the top 20 players, without dropping a set; this would not be achieved by a man again until Roger Federer at the 2007 Australian Open.
Relevant evidence: No