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1966 Havana Chess Olympiad, 1968 Lugano Chess Olympiad, 1968 Open Tournament of Nice - 1974 (Capitan), 1968 Havana Panamerican Tournament, 1968 II Apertura Tournament - Bogotá, 1970 Ecopetrol - El Tiempo Tournament - Bogotá, 1970 VIII Caribbean and Central America Zone Tournament FIDE, Bogotá <unk> 1972.