Information:  - The Reverend Doctor Christopher Syn is the smuggler hero of a series of novels by Russell Thorndike. The first book, "Doctor Syn: A Tale of the Romney Marsh" was published in 1915. The story idea came from smuggling in the 18th century Romney Marsh, where brandy and tobacco were brought in at night by boat from France to avoid high tax. Minor battles were fought, sometimes at night, between gangs of smugglers, such as the Hawkhurst Gang and the Revenue, supported by the army and local militias in the South, Kent and the West, Sussex.  - Kent is a county in South East England and one of the home counties. It borders Greater London to the north west, Surrey to the west, East Sussex to the south west, and Essex across the Thames Estuary to the north. The county town is Maidstone.   - World War I (WWI or WW1), also known as the First World War, or the Great War, was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918. More than 70 million military personnel, including 60 million Europeans, were mobilised in one of the largest wars in history. Over nine million combatants and seven million civilians died as a result of the war (including the victims of a number of genocides), a casualty rate exacerbated by the belligerents' technological and industrial sophistication, and the tactical stalemate caused by gruelling trench warfare. It was one of the deadliest conflicts in history, and paved the way for major political changes, including revolutions in many of the nations involved.  - Arthur Russell Thorndike (6 February 1885, Rochester, Kent  7 November 1972) was a British actor and novelist, best known for the Doctor Syn of Romney Marsh novels. Less well-known than his sister Sybil but equally versatile, Russell Thorndike's first love was writing and, after serving in World War I, he devoted himself to it.  - The Hawkhurst Gang was a notorious criminal organisation involved in smuggling throughout southeast England from 1735 until 1749. One of the more infamous gangs of the early 18th century, they extended their influence from Dorset, where they successfully raided the customs house at Poole, to the Kent coast. After they were defeated in a battle with the Goudhurst militia in 1747, two of their leaders, Arthur Gray and Thomas Kingsmill, were executed in 1748 and 1749.  - Romney Marsh is a sparsely populated wetland area in the counties of Kent and East Sussex in the south-east of England. It covers about .  - Doctor Syn on the High Seas is the second in the series of Doctor Syn novels by Russell Thorndike . It tells the story of how the young clergyman , Christopher Syn , loses his wife to a seducer . He embarks on a quest of vengeance , taking on the identity of the pirate Captain Clegg to hunt them down . The book ends with Syn returning to his home of Dymchurch to resume his life as a vicar . Imogene dies in childbirth and Nick , the seducer , is hanged as a pirate . Doctor Syn on the High Seas was published in 1936 . Though it is the second book written in the series , this novel is the first in terms of the sequence of events in Syn 's life . It is followed by Doctor Syn Returns .  - Sussex (abbreviated Sx), from the Old English "Sþsaxe" (South Saxons), is a historic county in South East England corresponding roughly in area to the ancient Kingdom of Sussex. It is bounded to the west by Hampshire, north by Surrey, north-east by Kent, south by the English Channel, and divided for local government into West Sussex and East Sussex and the city of Brighton and Hove. Brighton and Hove was created as a unitary authority in 1997, and granted City status in 2000. Until then, Chichester was Sussex's only city.    What is the relationship between 'doctor syn on the high seas' and 'kent'?
A:
narrative location