Thursday evening at the Caja Magica will carry a weight that extends far beyond the court. Marta Kostyuk, ranked twenty-six in the world, and Anastasia Potapova, the tournament's miraculous lucky loser, will meet in the Madrid Open semifinal under an emotionally charged atmosphere.
Kostyuk set the tone the day before the match. The Ukrainian confirmed she would not shake hands with Potapova at the net, regardless of the outcome. "The only person I shake hands with is Daria Kasatkina, because she didn't just change her passport — she openly said she does not support the war," Kostyuk declared in her press conference. The message was pointed, aimed at players who obtained new passports without publicly addressing the conflict in Ukraine.
Potapova, born in Russia and an Austrian citizen since December 2025, falls squarely within the scope of Kostyuk's stance. In the Ukrainian's view, a change of documentation does not equate to a change of heart without public accountability.
On court, the semifinal promises fierce competition. The head-to-head stands at two wins apiece. Kostyuk dominated Potapova at this very stage last year, 6-3, 6-2, and arrives in formidable shape — ten consecutive victories and an unblemished clay season of nine wins from nine matches. Her return-point conversion against Noskova in the quarterfinals reached a remarkable 83%.
Potapova enters with the freedom of a player who had nothing to lose and found everything. A lucky loser who entered through the back door after Madison Keys' withdrawal, she has since eliminated Ostapenko, , and Pliskova across a breathless week. "I think it's a miracle. But if you got it, maybe you deserved it," she reflected after her quarterfinal triumph.
In the earlier semifinal at 4 PM, faces . The American, who pulled off the upset of the tournament by saving six match points to beat Sabalenka, will look to extend her dream run against a solid but not invincible Andreeva — the Russian has been pushed close by Bondar and Fernandez in earlier rounds.
Four women, none of whom have ever reached a final. Whatever the outcome, women's tennis is witnessing a generational shift.

