User blog comment:IamJakuhoRaikoben/Sorcerer Magazine, Issue 15: March 2013/@comment-5894890-20130405235733/@comment-4829046-20130406135131

Go here. Its cause the definition of continent is a bit vague so their are sub-continents and what-not but the basic connected landmasses(in other words, the sea does not separate the sub-continents completely) are Afro-Eurasia, America, Antarctica and Australia.