"1977-10-12Z"^^ . . "Guzman, Sidney"@en . "1977Z"^^ . . "Sidney Guzman Villacosta (born October 12, 1977 in Lobitos, Talara) is a retired Peruvian Greco-Roman wrestler, who competed in the men's lightweight category. He obtained a bronze medal in the 58-kg division at the 1999 Pan American Games in Winnipeg, Manitoba, Canada, and later represented his nation Peru at the 2004 Summer Olympics, finishing fifteenth in the process."@en . "Olympic wrestler" . .