All-Consuming Fire Wildthyme and Friends Investigate" from Obverse Books. Holmes' creator Arthur Conan Doyle appears in the Virgin Missing Adventures novel "Evolution" by John Peel, where it is implied that he based some elements of the fictional Holmes on the Fourth Doctor. As well as Sherlock Holmes, the novel includes appearances by Sherlock's older brother Mycroft, who first appeared in "The Adventure of the Greek Interpreter", and another yet older brother, Sherringford (sic) along with a cameo from their father, Siger (Siger and the similarly named Sherrinford were invented by Holmesian scholar William S. Baring-Gould to resolve an apparent contradiction in the
Mycroft (software) parsing by matching specific keywords in an order within an utterance. They also have a parser, "Padatious". Padatious, in contrast, uses example-based inference to determine intent. For speech synthesis Mycroft uses Mimic, which is based on the Festival Lite speech synthesis system. Mycroft is designed to be modular, so users are able to change its components. For example, espeak can be used instead of Mimic. The Mycroft project is also working on and selling smart speakers that run its software. All of its hardware is open-source, released under the CERN Open Hardware Licence. Its first hardware project was the Mark