Question: Which international multi-sport event hosted 10,768 athletes including Moroccan boxer Aboubakr Lbida beginning July 25, 2012?
Sentence (from "2012 Summer Olympics"): The 2012 Summer Olympics, formally the Games of the XXX Olympiad and commonly known as London 2012, was a major international multi-sport event celebrated in the tradition of the Olympic Games, as governed by the International Olympic Committee (IOC).
Relevant evidence: Yes