It passes for Stefanos Tsitsipas against Zdenek Kolar: 3-6, 6-7, 7-6, 6-7.
The last set was played on a long tie-break won by the Greek 9-7.
The 4th player in the world qualifies for the next round where he will face Sweden's Mikael Ymer.
To discover
Roland Garros men's singles
Roland Garros single ladies
Roland-Garros: Nadal in Paris, his thirteen crowns in pictures
Go to slideshow (13)
SEE ALSO -
The celebration of AS Roma at a press conference after their victory in C4