Complex sentence: This version eliminated the characters of Ariadne Oliver, Colonel Despard, Rhoda, and Mrs Dane Calthrop, and introduced the newly invented characters of Captain Cottam, Kanga Cottam, and Lydia Harsnet.
Split into simpler sentences: This version eliminated the characters of Ariadne Oliver, Colonel Despard, Rhoda and Mrs Dane Calthrop. The newly invented characters of Captain Cottam, Kanga Cottam and Lydia Harsnet.