Question: Damien Derek Trotter is a fictional character in the BBC series "Only Fools and Horses", a British television sitcom created and written by who?

full_context: Document 1: Three Men, a Woman and a Baby: "Three Men, a Woman and a Baby" is an episode of the BBC sitcom "Only Fools and Horses". It was the final episode of series 7, and was first broadcast on 3 February 1991. This is the last episode of the last regular series, although Christmas specials were broadcast intermittently until 2003. In this episode, the birth of Del and Raquel's baby is imminent. Damien Trotter appears in the show for the first time in the episode's finale.
Document 2: Only Fools and Horses: Only Fools and Horses is a British television sitcom created and written by John Sullivan. Seven series were originally broadcast on BBC One in the United Kingdom from 1981 to 1991, with sixteen sporadic Christmas specials aired until the end of the show in 2003. Episodes are regularly repeated on UKTV comedy channel Gold, Yesterday and occasionally repeated on BBC One.
Document 3: Damien Trotter: Damien Derek Trotter is a fictional character in the BBC series "Only Fools and Horses". He is son to Derek Trotter and Raquel Turner.
Document 4: Comic Relief special: The "Comic Relief special" was an edition of the BBC sit-com, "Only Fools and Horses", recorded as part of the 1997 Comic Relief appeal. It was first screened on 14 March 1997. It was chronologically set before the 1996 Christmas trilogy. This special was the final appearance of Uncle Albert.
Document 5: Uncle Albert: Albert Gladstone Trotter, better known as Uncle Albert, is a fictional character in the BBC sitcom "Only Fools and Horses". He was introduced during the fourth series as a replacement for the character of Grandad due to the sudden death of actor Lennard Pearce in 1984. He was portrayed by Buster Merryfield.
Document 6: Rock &amp; Chips: Rock & Chips is a British television comedy-drama and a prequel to the sitcom "Only Fools and Horses". Set in 1960s Peckham, it focuses primarily on the lives of Del Trotter, Freddie Robdal and Joan and Reg Trotter. Nicholas Lyndhurst, who played Rodney in "Only Fools and Horses", plays Robdal alongside James Buckley (Del Boy), Kellie Bright (Joan), Shaun Dingwall (Reg) and Phil Daniels (Grandad). The Shazam Productions and BBC co-production was written by "Only Fools and Horses" creator John Sullivan, directed by Dewi Humphreys and produced by Gareth Gwenlan.
Document 7: Trigger (Only Fools and Horses): Colin "Trigger" Ball is a fictional character in the popular BBC sitcom "Only Fools and Horses" and its prequel "Rock & Chips". He was played by Roger Lloyd-Pack in "Only Fools and Horses" and Lewis Osbourne in "Rock & Chips".
Document 8: Del Boy: Derek Edward Trotter, more commonly known as Del Boy (born 12 July 1945), is the fictional lead character in the popular BBC sitcom "Only Fools and Horses" and one of the main characters of its prequel, "Rock & Chips". He was played by David Jason in the original series and was portrayed as a teenager by James Buckley in the prequel. Del is known for his broken French quotes which are usually completely out of context and a variety of catchphrases, including: "He who dares – wins!", "This time next year we'll be millionaires", "Lovely Jubbly!", "You know it makes sense" (which he usually says to his customers after they've agreed on a deal) and "You plonker!" (which he usually says to Rodney).
Document 9: Sport Relief 2014 Special: The Sport Relief special, also referred to as "Beckham in Peckham" was an edition of the BBC sit-com, "Only Fools and Horses", recorded as part of the "Sport Relief 2014" appeal. It was screened on 21 March 2014. Actors David Jason and Nicholas Lyndhurst reprised their roles as Del Boy and Rodney in the sketch written by Jim Sullivan and Dan Sullivan, which included previously unused material written by their father John Sullivan, who created and wrote every episode of the series. David Beckham guest starred. Beckham was also the person that got in touch with Jim Sullivan, the son of the late "Only Fools and Horses" creator John Sullivan about doing something for "Sport Relief 2014".
Document 10: Rodney Trotter: Rodney Charlton "Rodders" Trotter is a fictional character in the long running BBC sitcom "Only Fools and Horses", played by Nicholas Lyndhurst. He was named after Rod Taylor and Charlton Athletic.
Document 11: Cassandra Trotter: Cassandra Louise Trotter (née Parry; born 16 June 1966) is a fictional character from the British sitcom "Only Fools and Horses". She was portrayed by Gwyneth Strong.
Document 12: List of Only Fools and Horses episodes: The following is an episode list for the BBC One sitcom "Only Fools and Horses". The show was first broadcast in the United Kingdom on BBC One on 8 September 1981. It ran for seven series and sixteen Christmas Specials until 25 December 2003, when the final episode was broadcast. In total, 64 regular episodes of "Only Fools and Horses", all written by John Sullivan, were produced. All are now available on both Region 2 and Region 1 DVD.
Document 13: The Green Green Grass: The Green Green Grass is a BBC television sitcom, created and initially written by John Sullivan, produced by Shazam Productions for the BBC. It is a sequel/spin-off of the long running sitcom "Only Fools and Horses" and stars John Challis, Sue Holderness and Jack Doolan. Four series and three Christmas specials were originally broadcast on BBC One between 2005 and 2009.
Document 14: Last of the Summer Wine: Last of the Summer Wine is a British sitcom created and written by Roy Clarke that was originally broadcast on the BBC. It premiered as an episode of "Comedy Playhouse" on 4 January 1973, and the first series of episodes followed on 12 November 1973. From 1983 to 2010, Alan J. W. Bell produced and directed all episodes of the show. The BBC confirmed on 2 June 2010 that "Last of the Summer Wine" would no longer be produced and the 31st series would be its last. Subsequently, the final episode was broadcast on 29 August 2010. Tom Owen criticised the BBC for not permitting a special final episode. Roy Clarke, however, stated that he was fully aware this was the last series, and preferred the show to have a quiet ending. The final line was said by Peter Sallis, the longest serving actor. Since its original release, all 295 episodes comprising, thirty-one series—including the pilot and all Specials—have been released on DVD. Repeats of the show are broadcast in the UK on Gold, Yesterday, and Drama. It is also seen in more than twenty-five countries, including various PBS stations in the United States and on VisionTV in Canada. "Last of the Summer Wine" is the longest-running comedy programme in Britain and the longest-running sitcom in the world.
Document 15: Open All Hours: Open All Hours is a BBC television sitcom created and written by Roy Clarke for the BBC. It ran for 26 episodes in four series, which premiered in 1976, 1981, 1982 and 1985. The programme developed from a television pilot broadcast in Ronnie Barker's comedy anthology series, "Seven of One" (1973). "Open All Hours" ranked eighth in the 2004 Britain's Best Sitcom poll. A sequel, entitled "Still Open All Hours", was created in 2013.
ground_truth: John Sullivan