MANILA: Johnny Arcilla and Eric Jed Olivarez registered straight-set victories to reach the semifinals of the Gov. Imelda Dimaporo National Open Tennis Championships at the Mindanao Civic Center Sports Complex in Lanao del Norte. The second-ranked Arcilla defeated Eric Tangub, 6-1, 7-5, to advance against No. 7 Nilo Ledama on Friday. Ledama pulled off a 7-6(1), 2-6, 6-4, win over fourth-seed Fritz Verdad in the two-week tournament hosted by Dimaporo and organized by Provincial Sports Coordinator Nelson Lasola. Top-seeded Olivarez stamped his class over Mcleen Gomera, 6-0, 6-3, to arrange a semifinal showdown with Alexis Acabo, who advanced after a 6-1, 3-1 (ret.) win over third-ranked Jose Maria Pague. In the junior division, Anna Ragpala downed Shandy Cailing, 7-5, 6-0, in the girls' 16-and-under final, and beat the same opponent, 6-4, 6-3, in the 18-and-under final. Nathan Cortez outplayed John Paul Albano, 6-4, 7-5, to capture the boys' 14-and-under title. Other winners were Cebu City's Denise Quiday (girls' 14-and-under); Kauswagan, Lanao del Norte's Princessgwen Tabanao (12-and-under); Kapatagan's AJ Vinz Bering (boys' 18-and-under); Iligan City's Crislance Iglupas (boys' 16-and-under); Oroquieta City's Yuree Yvan Madrona (boys' 12-and-under); and Tangub City's Zakari Obenza (10-and-under unisex). Source: Philippines News Agency