Complex sentence: Lucky loser Leonardo Mayer was up next for Nadal and for the second consecutive match, Rafa started slow and lost the first set in a tie break only to secure the next three sets to move into a round of 16 showdown with Alexandr Dolgopolov.
Split into simpler sentences: Lucky loser Leonardo Mayer was up next for Nadal and for the second consecutive match, Rafa started slow and lost the first set in a tie break. However, after gaining some momentum, Nadal secured the next three sets to move into a round of 16 showdown with Alexandr Dolgopolov.