Tyler, Texas - Four Trinity tennis players will comprise Sunday's "A" Singles semifinals at the USTA/ITA Division III Women's Southwest Championships at Summers Tennis Center.
 
Junior Thavindra Ekanayake takes on first-year player Mackenzie Knoop, and senior Katie Griffith meets sophomore Kylie Hornbeck. The semifinals will start at 8 a.m., and the championship match will be played an hour after their conclusion.
 
In Saturday's quarterfinals, Ekanayake took out Amy Friesenhahn, of host Texas-Tyler, 6-2, 6-4, and Knoop dispatched Mary Hardin-Baylor's Mallory Aarhus 6-1, 6-1. Griffith defeated Lauren Jay of Hardin-Simmons 7-5, 6-0, and Hornbeck beat Texas-Tyler's Sydni Hermsdorf 6-4, 6-2.
 
There will also be an all Trinity doubles championship match, at a time to be determined. Knoop and first-year player Stephanie Williamson will play Griffith and senior Kassie Seger for the regional title.
 
Knoop and Williamson beat Mallory and Megan Aarhus of Mary Hardin-Baylor 8-6 in the semis, and Griffith and Seger edged Frisenhahn and Hermsdorf of Texas-Tyler 9-8.
 
The singles and doubles champions qualify for the National Small College Championships Oct. 13-16 at Mobile, Ala.