Ora About Cofactor
2016 Summer Olympics
/ˈsʌmər əˈlɪmpɪks/
Olympic games

Definition

The 2016 Summer Olympics, officially known as the Games of the XXXI Olympiad and commonly known as Rio 2016, was an international multi-sport event that was held from 5 to 21 August 2016 in Rio de Janeiro, Brazil, with preliminary events in some sports beginning on 3 August.
http://www.rio2016.org/en
Learn with Ora