Question: Natasha O'Keeffe is known for her role of Emelia Ricoletti in "Sherlock", the crime drama tv series based on which author's detective stories?
Sentence (from "Natasha O'Keeffe"): She is known for her roles as Abbey in the British television series "Misfits", Fedora in ITV's television series "Jekyll and Hyde", and as Emelia Ricoletti in the "Sherlock" New Year special episode "The Abominable Bride".
Relevant evidence: Yes