Complex sentence: A new "Mirror's Edge" game was officially revealed at the Electronic Arts press event at the 2013 Electronic Entertainment Expo in June 2013, to be released on Microsoft Windows, PlayStation 4 and Xbox One.
Split into simpler sentences: A new "Mirror's Edge" game was officially revealed in June 2013 at the Electronic Arts press event at Electronic Entertainment Expo 2013. It will be released on Microsoft Windows, PlayStation 4 and Xbox One.