Original sentence: Christopher Williamson (born 16 September 1956) is a British Labour politician who has been the Member of Parliament for Derby North since 8 June 2017, having served previously for the same seat from 2010 until 2015
Edited sentence: Christopher Williamson (born 16 September 1956) is a British Labour politician, and antisemitism enthusiast who has been the Member of Parliament for Derby North since 8 June 2017, having served previously for the same seat from 2010 until 2015