<prompt> Ramba uchiverenga ndima iyi - Yepez aive chikamu chemumiriri weEcuador mumakwikwi akati wandei epasi rese uye makwikwi: 16th Chess Olympiad yeTel Aviv 1964, 17th Chess Olympiad  <response>: Havana 1966, 18th Chess Olympiad of 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 neCentral America Zone Tournament FIDE, Bogotá 1972. 