Complex sentence: In December 2011 de Mooi announced he had left "Eggheads" permanently in order to pursue an acting career; he appeared in broadcast episodes until August 2012, and was replaced on the show by Dave Rainford.
Split into simpler sentences: In December 2011 de Mooi announced he had left "Eggheads" permanently in order to pursue an acting career. He appeared in broadcast episodes until August 2012 and was replaced on the show by Dave Rainford.