Complex sentence: Sykora was born in 1923 in Fulham, London, to a Czech cavalry officer, Charles Sykora, and a Swiss mother, Rosa Von Dach, who had eloped and married in Westminster in 1911.
Split into simpler sentences: Sykora was born in 1923 in Fulham, London. Sykora's parents were a Czech cavalry officer Charles Sykora and a Swiss mother Rosa Von Dach, who had eloped and married in Westminster in 1911.