Aitor Martinez competed in an Olympic event that was held in what city?
Aitor Martínez: Aitor Martínez (born 22 August 1993) is a Spanish swimmer. 2016 Summer Olympics: The 2016 Summer Olympics (Portuguese: "Jogos Olímpicos de Verão de 2016" ), officially known as the Games of the XXXI Olympiad and commonly known as Rio 2016, was a major international multi-sport event celebrated in Rio de Janeiro, Brazil, from 5 to 21 August 2016.
i don't know