San Luis de Quillota beats San Marcos to secure liguilla place

San Luis de Quillota defeated San Marcos de Arica 1‑0 in the final match of the Primera B first round, with a goal by Fabián Pastenes from a corner kick. The win at Estadio Lucio Fariña Fernández ensured the team entered the promotion playoff (liguilla) zone while remaining unbeaten at home, extending their streak of five consecutive home victories. Goalkeeper Fernando Abarzúa made several notable saves, and the side continued its strong home form heading into the second half of the tournament.

The victory came after San Luis entered the match aiming to maintain its unbeaten home record and secure a favorable position for the upcoming stage of the competition.