Question: What English author is known for a long series of novels that first started in 1971 and ended in 2015, where a portion of the novels focus on witches?
Sentence (from "Terry Pratchett"): Sir Terence David John Pratchett, OBE (28 April 1948 – 12 March 2015), better known as Terry Pratchett, was an English author of fantasy novels, especially comical works.
Relevant evidence: Yes