Question: What nationality were both Richard Llewellyn and Saki? 

full_context: Document 1: John le Carré: David John Moore Cornwell (born 19 October 1931), known by the pseudonym John le Carré ( ), is a British author of espionage novels. During the 1950s and the 1960s, he worked for both the Security Service and the Secret Intelligence Service, and began writing novels under his pen name. His third novel, "The Spy Who Came in from the Cold" (1963), became an international best-seller and remains one of his best-known works. Following the success of this novel, he left MI6 to become a full-time author.
Document 2: Alan Sillitoe: Alan Sillitoe (4 March 192825 April 2010) was an English writer and one of the so-called "angry young men" of the 1950s. He disliked the label, as did most of the other writers to whom it was applied. He is best known for his debut novel "Saturday Night and Sunday Morning" and early short story "The Loneliness of the Long Distance Runner", both of which were adapted into films.
Document 3: George Orwell: Eric Arthur Blair (25 June 1903 – 21 January 1950), better known by his pen name George Orwell, was an English novelist, essayist, journalist, and critic. His work is marked by lucid prose, awareness of social injustice, opposition to totalitarianism, and outspoken support of democratic socialism.
Document 4: Nevil Shute: Nevil Shute Norway (17 January 189912 January 1960) was an English novelist and aeronautical engineer who spent his later years in Australia. He used his full name in his engineering career and Nevil Shute as his pen name to protect his engineering career from any potential negative publicity in connection with his novels, which included "On the Beach" and "A Town Like Alice".
Document 5: St. John Emile Clavering Hankin: St. John Emile Clavering Hankin (25 September 1869 – 15 June 1909) was a British Edwardian essayist and playwright. Along with George Bernard Shaw, John Galsworthy, and Harley Granville-Barker, he was a major exponent of Edwardian "New Drama". Despite success as a playwright he died by his own hand, and his work was largely neglected until the 1990s.
Document 6: Lewis Carroll: Charles Lutwidge Dodgson ( ; 27 January 1832 – 14 January 1898), better known by his pen name Lewis Carroll ( ), was an English writer, mathematician, logician, Anglican deacon, and photographer. His most famous writings are "Alice's Adventures in Wonderland", its sequel "Through the Looking-Glass", which includes the poem "Jabberwocky", and the poem "The Hunting of the Snark", all examples of the genre of literary nonsense. He is noted for his facility at word play, logic and fantasy. There are societies in many parts of the world dedicated to the enjoyment and promotion of his works and the investigation of his life.
Document 7: Mulliner's Buck-U-Uppo: "Mulliner's Buck-U-Uppo" is a short story by the British comic writer P. G. Wodehouse. A part of the Mr. Mulliner series, the story was first published in the United States by Liberty Magazine on September 4, 1926 and in the United Kingdom in The Strand in November 1926, and collected in Meet Mr. Mulliner (1927). A BBC TV adaptation of the story first aired on 12 December 1978 in the series Wodehouse Playhouse starring John Alderton as Augustine Mulliner and Belinda Carroll as Jane Brandon.
Document 8: How Green Was My Valley: How Green Was My Valley is a 1939 novel by Richard Llewellyn, narrated by Huw Morgan, the main character, about his Welsh family and the mining community in which they live. The author had claimed that he based the book on his own personal experiences but this was found to be untrue after his death; Llewellyn was English-born and spent little time in Wales, though he was of Welsh descent. Llewellyn gathered material for the novel from conversations with local mining families in Gilfach Goch.
Document 9: Richard Llewellyn: Richard Dafydd Vivian Llewellyn Lloyd (8 December 1906 – 30 November 1983), known by his pen name Richard Llewellyn, was a British novelist.
Document 10: Richard Adams: Richard George Adams (9 May 1920 – 24 December 2016) was an English novelist who is best known as the author of "Watership Down", "Shardik" and "The Plague Dogs". He studied modern history at university before serving in the British Army during World War II. Afterwards, he completed his studies, and then joined the British Civil Service. In 1974, two years after "Watership Down" was published, Adams became a full-time author.
Document 11: A. A. Milne: Alan Alexander Milne ( ; 18 January 1882 – 31 January 1956) was an English author, best known for his books about the teddy bear Winnie-the-Pooh and for various poems. Milne was a noted writer, primarily as a playwright, before the huge success of Pooh overshadowed all his previous work. Milne served in both World Wars, joining the British Army in World War I, and was a captain of the British Home Guard in World War II.
Document 12: Dorothy Parker: Dorothy Parker (August 22, 1893 – June 7, 1967) was an American poet, short story writer, critic, and satirist, best known for her wit, wisecracks and eye for 20th-century urban foibles.
Document 13: Roald Dahl: Roald Dahl ( , ] ; 13 September 1916 – 23 November 1990) was a British novelist, short story writer, poet, screenwriter, and fighter pilot. His books have sold more than 250 million copies worldwide.
Document 14: Saki: Hector Hugh Munro (18 December 1870 – 14 November 1916), better known by the pen name Saki, and also frequently as H. H. Munro, was a British writer whose witty, mischievous and sometimes macabre stories satirize Edwardian society and culture. He is considered a master of the short story, and often compared to O. Henry and Dorothy Parker . Influenced by Oscar Wilde, Lewis Carroll and Rudyard Kipling, he himself influenced A. A. Milne, Noël Coward and P. G. Wodehouse.
Document 15: P. G. Wodehouse: Sir Pelham Grenville Wodehouse {'1': ", '2': ", '3': ", '4': "} ( ; 15 October 188114 February 1975) was an English author and one of the most widely read humorists of the 20th century. Born in Guildford, the son of a British magistrate based in Hong Kong, Wodehouse spent happy teenage years at Dulwich College, to which he remained devoted all his life. After leaving school he was employed by a bank but disliked the work and turned to writing in his spare time. His early novels were mostly school stories, but he later switched to comic fiction, creating several regular characters who became familiar to the public over the years. They include the jolly gentleman of leisure Bertie Wooster and his sagacious valet, Jeeves; the immaculate and loquacious Psmith; Lord Emsworth and the Blandings Castle set; the Oldest Member, with stories about golf; and Mr Mulliner, with tall tales on subjects ranging from bibulous bishops to megalomaniac movie moguls.
ground_truth: British