Roger Federer's return to clay has lasted only three matches, while Rafael Nadal has cruised into the semi-finals.
Two Day Matching Match Points at Madrid Open, Federated Squandered Two Match Shows in Quarter Finals Against Dominican Thema Friday (Saturday Aest), Losing 3-6 7-6 (11) 6-4.
His first appearance in a clay court tournament can be completed in three years, but Federer does not leave the Spanish capital disappointed with the outcome of his return.
"I feel very good about my game. I thought I had some good matches here," Federer said.
"I feel right on the clay right now, it was a good week, frustrating, clearly." Losing with points is the worst, so I feel, but still, if I take a step back, it's okay.
Federator skipped The last two years, the clay swing has remained suitable for the rest of the time. He decided to return this year in preparation for his first French Open appearance since 2015.
The fifth-seeded Thiem, runner-up in the last two seasons in Madrid, will face the top-notch Novak Djokovik, who did not have to play his quarter-final after Marina Silik's departure for food poisoning.
Them has a chance to win his third title this year after victories in Barcelona and Indian Wells, where he defeated Federer in a three-set final.
"Finally, it always requires my absolute best game and also a little luck, which I both in Indian wells and also here, and that's why I won the two matches," That said.
The other semi-final will be between Stefansos Tsitsipas and five times Madrid Champion Rafael Nadal. Tsitsipas defeated abroad champion Alexander Zverev 7-5 3-6 6-2, while Nadal Cruise past Stan Stavrinka 6-1 6-2.
Nadal lost just seven points on his service, hitting any break opportunities against the 34-ranked Wavrinka. The Swiss lost its final to Madrid in 2013.
"It was one of my best matches in a long time, my best match on clay this year," second-ranked Spaniard said. "It means a lot to have this feeling at the crucial moment of the clay time."