Complex sentence: Breitbart News Network (known commonly as Breitbart News, Breitbart or Breitbart.com) is a politically conservative American news, opinion and propaganda website founded in 2007 by conservative commentator and entrepreneur Andrew Breitbart (1969--2012).
Split into simpler sentences: Breitbart News Network (known commonly as Breitbart News, Breitbart or Breitbart.com) is a politically conservative American news, and opinions. The website founded in 2007 by conservative commentator and entrepreneur Andrew Breitbart (1969--2012).