Question: What are the host cities of the Summer Olympic Games for the years 2000, 2004, 2008, 2012, and 2016, and what's the official motto for each of these Olympic Games?
Categories: Sports
Relevant Wikipedia pages:
title: Summer Olympic Games
title: 2000 Summer Olympics
title: 2004 Summer Olympics
title: 2008 Summer Olympics
title: 2012 Summer Olympics
title: 2016 Summer Olympics