Complex sentence: During the E3 gaming convention on July 15,2008, additional information was revealed about the North American PlayStation 2 game, announcing that "Dance Dance Revolution X" would feature classic gameplay as well as new gameplay.
Split into simpler sentences: During the E3 gaming convention on July 15,2008 additional information was revealed about the North American PlayStation 2 game. Announcing that "Dance Dance Revolution X" will feature classic gameplay as well as new gameplay.