Question: How many episodes are in sherlock holmes season 1?

Disambiguated questions and answers:
context: No context provided
question: How many episodes are in series 1 of sherlock, the 2010 tv show?
short_answers: 3
context: No context provided
question: How many episodes are in series 1 of the adventures of sherlock holmes, the 1984 tv show?
short_answers: 7
context: No context provided
question: How many episodes are in season 1 of sherlock holmes, the 1954 tv series?
short_answers: 39
context: No context provided
question: How many episodes are in season 1 of the rivals of sherlock holmes, the 1971 tv series?
short_answers: 13
context: No context provided
question: How many episodes are in season 1 of sherlock holmes in the 22nd century, the 1999 tv series?
short_answers: 26

Long-form answers:
knowledge: content: The first episode, "A Study in Pink", loosely based upon the first Sherlock Holmes novel A Study in Scarlet, was written by Moffat and directed by Paul McGuigan. The story depicts the introduction of Sherlock to John, and them entering a flatshare at Baker Street in London, and then their investigation into a series of deaths, initially believed to be suicides. Mycroft Holmes, Sherlock's older brother, played by Mark Gatiss, also appears for the first time. The episode was first broadcast simultaneously on BBC One and BBC HD on 25 July 2010.[65][66]

The second episode, "The Blind Banker", was first broadcast on 1 August 2010. Written by Stephen Thompson and directed by Euros Lyn, the episode depicts Holmes being hired by an old university acquaintance to investigate a mysterious break-in at a bank in the City of London.[67]

The first series concluded with "The Great Game", first broadcast on 8 August 2010. 
wikipage: Sherlock (TV series) Series 1 (2010)
content: Although only 39 episodes were syndicated, a second season of 39 episodes was scheduled to begin production in June 1955.[4]
wikipage: Sherlock Holmes (1954 TV series)
content: The Rivals of Sherlock Holmes is a British anthology mystery television series produced by Thames Television which was originally broadcast on the ITV Network. There were two series of 13 fifty-minute episodes; the first aired in 1971, the second in 1973. The programme presented adaptations of short mystery, suspense or crime stories featuring, as the title suggests, detectives who were literary contemporaries of Arthur Conan Doyle's Sherlock Holmes.
wikipage: The Rivals of Sherlock Holmes (TV series)
content: All 26 episodes were originally planned to air in the United States on PAX alongside fellow-DIC show Archie's Weird Mysteries as part of an hour-long block,[8] but was moved to air on Fox Kids.
wikipage: Sherlock Holmes in the 22nd Century
content: Sherlock Holmes (/ˈʃɜːrlɒk ˈhoʊmz/) is a fictional detective created by British author Sir Arthur Conan Doyle. 
wikipage: Sherlock Holmes
long_answer: Sherlock Holmes is a fictional character who has been the main subject of several television shows. The 2010 tv show Sherlock series 1 had 3 episodes. In the 1984 tv show The Adventures of Sherlock Holmes 7 episodes were in series 1. In the 1954 tv series of Sherlock Holmes 39 episodes were in season 1. In the 1971 tv series called the Rivals of Sherlock Holmes13 episodes were in season 1. In the 1999 tv series of Sherlock Holmes in the 22nd Century 26 episodes were in season 1.