Nagal defeated Ribeiro 7-6, 6-4 in the Prague men's singles, easing through in straight sets. The key difference was Nagal's serving: he put 77% of first serves in, won 71% of points on his second delivery and saved four of the six break points he faced.
The opening set came down to a tie-break after Nagal broke in game seven and Ribeiro hit back at 5-5 in game ten; Nagal then took the breaker. In the second set, Nagal broke early in game two, was pegged back in game three, and sealed the match by breaking again in game ten to close out 6-4.
The standout number was Nagal's clean serving line: no double faults and 71% of second-serve points won. He also edged the overall points tally, 78 to 69, despite Ribeiro saving six of eight break points.