Complex sentence: Jasmine Lydia Bligh (20 May 1913--21 July 1991) was one of the first three BBC Television Service presenters in the 1930s, along with Leslie Mitchell and Elizabeth Cowell, providing continuity announcements and introducing programmes in-vision.
Split into simpler sentences: Jasmine Lydia Bligh (20 May 1913--21 July 1991) was one of the first three BBC Television Service presenters in the 1930s. Along with Leslie Mitchell and Elizabeth Cowell, she provided continuity announcements introducing programmes in-vision.