Novak Djokovic at the 2018 French Open. (AP Photo)

Novak Djokovic is having a bit of a resurgence in this year's French Open. In May, the Serbian dropped out of the Top 20 for the first time since October of 2006. He also hasn't played a Grand Slam since Wimbledon last year. However, the world No. 22 doesn't seem to be letting those things phase him, having reached the round of 16 after defeating Roberto Bautista Agut, 6-4, 6-7 (6), 7-6 (4), 6-2.

The Serbian's relationship with Roland Garros is a complicated one. Test your knowledge of Djokovic's past experience with the clay Grand Slam: