Complex sentence: Dorothy Burlingham-Tiffany (also Dorothy Burlingham) (born New York, 11 October, 1891; died, London, 19 November 1979) was an American psychoanalyst and educator; she was a lifelong friend and partner of psychoanalyst Anna Freud.
Split into simpler sentences: Dorothy Burlingham-Tiffany (also Dorothy Burlingham) (born New York, 11 October, 1891; died, London, 19 November 1979) was an American psychoanalyst and educator. She was a lifelong friend and partner of psychoanalyst Anna Freud.