Question: Unmatched is a documentary about tennis players Martina Navratilova and Chris Evert, their decades-long on-court rivalry and lifelong friendship, created for which ESPN series?
Sentence (from "Unmatched"): Evert and Navratilova met in 80 matches, 60 finals and 14 grand slam finals with Navratilova sporting a 43-37 advantage.
Relevant evidence: No