Question: What year was the crime novel written by Sir Arthur Conan Doyle written, featuring Sherlock Holmes?
Sentence (from "Richard Cabell"): When asked in 1907 about his inspiration for the novel Conan Doyle wrote in reply: ""My story was really based on nothing save a remark of my friend Fletcher Robinson's that there was a legend about a dog on the moor connected with some old family"".
Relevant evidence: No