Original sentence: Harriet Ruth Harman  QC MP (born 30 July 1950) is a British Labour Party politician and Member of Parliament having been elected for Peckham in 1982 (Camberwell and Peckham since 1997)
Edited sentence: Harriet Ruth Harman  QC MP (born 30 July 1950) is a British Labour Party politician and the Member of Parliament for Camberwell and Peckham since 1997, having previously been MP for Peckham since 1982