Question: Which is the fourth episode of the tv series "Black Mirror", directed by Owen Harris?

full_context: Document 1: Blink (Doctor Who): "Blink" is the tenth episode of the third series of the British science fiction television series "Doctor Who". It was first broadcast on 9 June 2007 on the British Broadcasting Corporation (BBC). The episode was directed by Hettie MacDonald and is the only episode in the 2007 series written by Steven Moffat. The episode is based on a previous short story written by Moffat for the 2006 "Doctor Who Annual", entitled "'What I Did on My Christmas Holidays' By Sally Sparrow".
Document 2: The National Anthem (Black Mirror): "The National Anthem" is the first episode of the British science fiction anthology series "Black Mirror". The episode was written by series creator and showrunner Charlie Brooker and directed by Otto Bathurst; it first aired on Channel 4, on 4 December 2011.
Document 3: White Christmas (Black Mirror): "White Christmas" is a 2014 Christmas special episode of the British science fiction anthology series "Black Mirror". It was written by series creator and showrunner Charlie Brooker and directed by Carl Tibbetts, and first aired on Channel 4 on 16 December 2014. The only television special of the series, it is also the last episode to be aired on Channel 4, as the series would move to Netflix for its third series.
Document 4: San Junipero: "San Junipero" is the fourth episode of the third series of British science fiction anthology series "Black Mirror". Written by series creator and showrunner Charlie Brooker and directed by Owen Harris, it premiered on Netflix on 21 October 2016, together with the rest of series three. The episode has a substantially happier tone than other "Black Mirror" episodes, and is one of the show's most successful episodes.
Document 5: Fifteen Million Merits: "Fifteen Million Merits" is the second episode of the first series of British science fiction anthology series "Black Mirror". It was written by series creator and showrunner Charlie Brooker and his wife Kanak Huq and directed by Euros Lyn, and first aired on Channel 4 on 11 December 2011.
Document 6: 3%: 3% is a Brazilian dystopian thriller series created by Pedro Aguilera, starring Bianca Comparato and João Miguel. Developed from a 2009 independent pilot episode, it is Netflix's first original Brazilian production and the second produced in Latin America, after "Club de Cuervos".
Document 7: Owen Harris (director): He has directed episodes of "Secret Diary of a Call Girl", and "Misfits", and the TV movies "Holy Flying Circus" and "The Gamechangers". In 2013, he directed "Be Right Back", an episode of the anthology series "Black Mirror", and in 2016 he directed a further episode "San Junipero".
Document 8: The Original (Westworld): "The Original" is the first episode of the HBO science fiction thriller television series "Westworld". The teleplay was written by series co-creators Jonathan Nolan and Lisa Joy, who wrote the story with Michael Crichton, writer and director of the 1973 film the series is based on; the episode was directed by Nolan.
Document 9: The Waldo Moment: The Waldo Moment is the third episode of the second series of British science fiction anthology series "Black Mirror". It was written by series creator and showrunner Charlie Brooker and directed by Bryn Higgins, and first aired on Channel 4 on 25 February 2013. The episode originated in an idea for "Nathan Barley", an earlier TV show by Brooker and Chris Morris.
Document 10: White Bear (Black Mirror): "White Bear" is the second episode of the second series of the British science fiction anthology series "Black Mirror". It was written by the series creator and showrunner Charlie Brooker and directed by Carl Tibbetts. The episode follows Victoria (Lenora Crichlow), a woman who does not remember who she is and wakes up in a place where almost everybody is controlled by a television signal. Along with some of the few other unaffected people (Michael Smiley and Tuppence Middleton), she must stop the "White Bear" transmitter while surviving merciless pursuers.
Document 11: Hated in the Nation (Black Mirror): "Hated in the Nation" is the sixth and final episode of the third series of British science fiction anthology series "Black Mirror". Written by series creator and showrunner Charlie Brooker and directed by James Hawes, it premiered on Netflix on 21 October 2016, along with the rest of series three. It is the longest episode in the series at 89 minutes.
Document 12: Be Right Back: "Be Right Back" is the first episode of the second series of British science fiction anthology series "Black Mirror". It was written by series creator and showrunner Charlie Brooker, directed by Owen Harris and first aired on Channel 4 on 11 February 2013.
Document 13: The Curse of the Black Spot: "The Curse of the Black Spot" is the third episode of the sixth series of the British science fiction television series "Doctor Who". Written by Stephen Thompson, and directed by Jeremy Webb, the episode was first broadcast on 7 May 2011 on BBC One in the United Kingdom and on BBC America in the United States. It features the Doctor (Matt Smith) and his companions Amy Pond (Karen Gillan) and Rory Williams (Arthur Darvill).
Document 14: Nosedive: "Nosedive" is the first episode of the third series of British science fiction anthology series "Black Mirror". Michael Schur and Rashida Jones wrote the teleplay for the episode, based on a story by series creator and showrunner Charlie Brooker, while Joe Wright acted as director. Max Richter composed the soundtrack. It premiered on Netflix on 21 October 2016, together with the rest of the third series.
Document 15: The Entire History of You: "The Entire History of You" is the third and final episode of the first series of British science fiction anthology series "Black Mirror". It was written by the creator of "Peep Show" and "Fresh Meat", Jesse Armstrong, making it the only episode of the series not written or co-written by creator and showrunner Charlie Brooker. It was directed by Brian Welsh, and first aired on Channel 4 on 18 December 2011.
ground_truth: San Junipero