Djokovic heaped accolades on Nadal and the Serbian believes that one of the most challenging aspects of winning Roland Garros was having to face the 'King of Clay' Nadal.
Nadal, the 14-time French Open champion, gave his all in what might be his final appearance in the French Open but fell prey to the sharp forehand aggressive play of Alexander Zverev as he lost 3-6, 6-7(4), 3-6 in the blockbuster opening round clash on Monday.
Sumit Nagal secured his place in the main draw of the men's singles thanks to his career-high world ranking of 80. In the men's doubles, veteran Rohan Bopanna, ranked fourth in the world, and his world No. 3 Matthew Ebden of Australia will be among the title favourites