Which Cuban professional boxer ranked the sixth best active boxer beat out Kazumasa Tsujimoto in the Sydney Olympics?
Guillermo Rigondeaux Guillermo Rigondeaux Ortiz (] ; born September 30, 1980) is a Cuban professional boxer. He has held multiple world championships at super bantamweight, including the WBA (Super) and lineal titles since 2013, and previously the WBO and "Ring" magazine titles between 2013 and 2016. As of May 2017, Rigondeaux is ranked as the world's best super bantamweight by "The Ring", the Transnational Boxing Rankings Board, and BoxRec; "The Ring" also ranks him as the sixth best active boxer, pound for pound.
Alex de Jesús Alexander "Alex" de Jesús (February 2, 1983 – April 3, 2016) was a Puerto Rican professional boxer. As an amateur, de Jesús represented the island of Puerto Rico in international events, including the 2003 Pan American Games, the 2002 Central American and Caribbean Games and the 2004 Summer Olympics. Early in his career, he won seven regional titles: the World Boxing Organization Latino lightweight title, World Boxing Council Caribbean Boxing Federation lightweight title, World Boxing Association Fedecaribe Lightweight title, WBO Latino light welterweight title, WBA Fedecaribe Welterweight title, WBC Latino light welterweight title and the WBA Fedebol light welterweight title.