Question: Who wrote the 2007 British television film "Coming Down The Mountain" and authored a 2003 mystery novel based on Arthur Conan Doyle's short story "Silver Blaze"?
Sentence (from "Coming Down the Mountain"): Coming Down the Mountain is a 2007 British television film which was shown on BBC One, written by Mark Haddon (author of "The Curious Incident of the Dog in the Night-Time") and directed by Julie Anne Robinson.
Relevant evidence: Yes