Faatumu le fuaiupu lenei: O Yepez o se vaega o le au malaga a Ekuatoa i le tele o siamupini ma taamilosaga faavaomalo: 16th Chess Olympiad o Tel Aviv 1964, 17th Chess Olympiad o Havana 1966,
O le 18th Chess Olympiad o Lugano 1968, Open Tournament of Nice - 1974 (Capitan), Panamerican Tournament of Havana, 1968, II Tournament "Apertura" - Bogotá, 1970, Tournament "Ecopetrol - El Tiempo" - Bogotá, 1970, VIII Caribbean ma Amerika Tutotonu Zone Tournament FIDE, Bogotá <unk> 1972.