Complex sentence: Gordon Alexander Thomas Bagier (born 7 July 1924) was the Labour Party (UK) Member of Parliament for Sunderland South from 1964 to 1987, when he retired.
Split into simpler sentences: Gordon Alexander Thomas Bagier (born 7 July 1924) has been a British Labour Party politician. Bagier was Member of Parliament for Sunderland South from 1964 to 1987, when he retired.