The on-court rivalry between Novak Djokovic and Rafael Nadal started on the 2006 French Open, when a 19-year previous Djokovic needed to retire from their quarter-final.
Sixteen years on, they’re making ready for the ATP Tour Finals, the place Djokovic has triumphed 5 occasions however Nadal is but to win.
The pair have met 59 occasions in whole, and Djokovic leads the head-to-head at this match 3-2.
BBC Sport seems on the key numbers which have outlined their 16-year rivalry.