Every other day at Wimbledon has brought an opportunity to compare the greatest player in men's tennis and one of his heirs.

Federer and Nadal are both retired and although Djokovic reached the Wimbledon semi-finals he will have to roll back the years and produce an epic performance for the ages to win that coveted 25th grand slam and take sole possession of the record he shares with Margaret Court.

Tennis always needs great rivalries - Jannik Sinner and Carlos Alcaraz are developing one that looks like running for years to come.