For 10 points, identify this resident of 221B Baker Street, a rival of Moriarty and partner of Dr. Watson, and creation of Sir Arthur Conan Doyle.
In one instance, this person with "cat-like" personal hygiene trades places with a waxen dummy while The Tales of Hoffmann plays. This character, who appears in one story about an Empty House and another featuring a Mazarin Stone, apprehends a cab driver brought to him by(*) Wiggins in A Study in Scarlet, and he deduces that a family's curse is really a money grab by Stapleton in The Hound of the Baskervilles. For 10 points, identify this resident of 221B Baker Street, a rival of Moriarty and partner of Dr. Watson, and creation of Sir Arthur Conan Doyle.
In one instance, this person with "cat-like" personal hygiene trades places with a waxen dummy while The Tales of Hoffmann plays.
{Sherlock} {Holmes} [accept either underlined part]