text: In this novel, a dog follows the scent of creosote from a handkerchief to an empty berth in a dockyard.
full_question: In this novel, a dog follows the scent of creosote from a handkerchief to an empty berth in a dockyard. A character in this novel who lost a leg to a crocodile is sentenced to building a breakwater on an island in the Bay of Bengal for trying to rob a servant of some pearls in India. Major John Sholto dies of a fear-induced heart attack in this novel, which begins with Mary Morstan asking for help to locate her missing father. For 10 points, identify this Sherlock Holmes novel named for a pact between a certain number of thieves.
first_sentence: In this novel, a dog follows the scent of creosote from a handkerchief to an empty berth in a dockyard.