Question: Marina Hmelevskaya, is a Uzbekistani long distance runner who specialises in the marathon, she competed in the women's marathon event at the 2016 Summer Olympics, 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 what date time span?
Sentence (from "Marina Hmelevskaya"): Marina Hmelevskaya (born 30 July 1990) is a Uzbekistani long distance runner who specialises in the marathon.
Relevant evidence: No