MUNICH — Top remaining seeds Roberto Bautista Agut and Alexander "Sascha" Zverev won Friday and will meet in the BMW Open semifinals.
No. 2 Bautista Agut defeated German qualifier Yannick Hanfmann 6-3, 6-3, and No. 3 Zverev was made to work harder to beat fellow German Jan-Lennard Struff 3-6, 7-6 (3), 7-6 (5).
Struff ended Tommy Haas' last run at the clay-court tournament in the second round Wednesday. The top-seeded Gael Monfils lost to Chung Hyeon of South Korea Thursday.
Zverev, a semifinalist last year, is the last German remaining in the Munich tournament. In the other quarterfinals, Chung was playing Martin Klizan and Argentina's Guido Pella faced compatriot Horacio Zeballos.
Barthel-Pliskova final
Qualifier Mona Barthel rallied to upset third-seeded Barbora Strycova 3-6, 6-2, 6-3 and advance to the final of the Prague Open Friday.
Seeking her fourth WTA title, the German faces unseeded Kristyna Pliskova, who defeated Jelena Ostapenko 6-4, 6-2 in the other semifinal.
Big-serving Pliskova was 5-2 up in the second set but faced a break point at 30-40. The Czech served two straight aces — out of a total 17 — before converting her first match point to advance to her second career WTA final. She won her only title last year.
The 82nd-ranked Barthel improved her record against the 18th-ranked Strycova to 4-3.
Ferrer, Muller in quarters
Fourth-seeded David Ferrer of Spain defeated Frederico Ferreira Silva of Portugal 6-3, 6-4 to reach the quarterfinals of the Estoril Open Thursday.
Ferrer He will meet Ryan Harrison of the US, who advanced Wednesday after fifth-seeded Juan Martin del Potro withdrew because of the death of his grandfather in Argentina.
Third-seeded Gilles Muller of Luxemburg defeated Pedro Sousa of Portugal 6-3, 6-2. — Agencies
