Question: What prize was won for a book by a British author and illustrator from Dartmoor, focusing on futuristic steampunk London?

Context paragraphs:
Philip Reeve: Philip Reeve (born 28 February 1966) is a British author and illustrator of children's books.  He currently lives on Dartmoor with his wife Sarah and their son Sam.

Mortal Engines: Mortal Engines is the first of four novels in Philip Reeve's quartet of the same name.  The book focuses on a futuristic, steampunk version of London, now a giant machine striving to survive on a world running out of resources.  The book has won a Nestlé Smarties Book Prize and was shortlisted for the 2002 Whitbread Award.

Lupine Award: The Lupine Award is a literary prize given annually by the Maine Library Association to a living author or illustrator.  The prize can be given either for a book that is set in Maine or to an illustrator or author who was born in or who resides in Maine.  The prize has been awarded annually since 1993.  Since 2005, separate prizes have been awarded, one to a picture book and the other to a juvenile or young adult book.

Chris Wooding: Chris Wooding (born 28 February 1977) is a British writer born in Leicester, and now living in London.  His first book, "Crashing", which he wrote at the age of nineteen, was published in 1998 when he was twenty-one.  Since then he has written many more, including "The Haunting of Alaizabel Cray", which was silver runner-up for the Nestlé Smarties Book Prize, and "Poison", which won the Lancashire Children's Book of the Year.  He is also the author of three different, completed series; "Broken Sky", an anime-influenced fantasy serial for children, "Braided Path", a fantasy trilogy for adults, and "Malice", a young adult fantasy that mixes graphic novel with the traditional novel; as well as another, four-part series, "Tales of the Ketty Jay", a steampunk sci-fi fantasy for adults.

Stoker and Holmes: Stoker and Holmes is the name of a series of young adult novels by American author Colleen Gleason.  The series is set in a steampunk London and features two young women with famous relatives: Alvermina (Mina) Holmes, the niece of Sherlock Holmes, and Evaline Stoker, the sister of Bram Stoker.  Evaline is also a descendant of Victoria Gardella of The Gardella Vampire Chronicles.

James Richardson-Brown: James "Sydeian" Brown who writes under the pen name "James Richardson-Brown", is a British author, best known as the creator of "The Sydeian Coalition" steampunk/science fiction series, books, 3-D artworks and RPG.  The "Sydeian" series has garnered a cult following around the world with fans from the UK, America, South Africa, India, etc.  He is also known for his promotion of steampunk in the UK and for coining the term "Steamgoth" a movement that is fast growing in popularity

Jim Smith (author): Jim Smith is multi talented British author, illustrator and designer who is behind the gift and card range, Waldo Pancake, Head of Design for franchise chain Puccino Coffee as well as creator of the award winning children's series Barry Loser.  "I am still not a Loser," Jim's second book in the Barry Loser Series won the Roald Dahl Funny Prize in 2013 for funniest book for children aged 7–14.

Rodney Peppé: Rodney (Darrell) Peppé (born 24 June 1934 in Eastbourne, England) is a British author and illustrator in the children's fiction and crafts genres.  He is the author and illustrator of more than 80 children’s books, publishing his first children’s book in 1968 "The Alphabet Book" with Constable Young Books.  His craft books teach how to build mechanical toys and automata.

Marc Potts (artist): Marc Potts (born 1963, London) is a British artist and illustrator working within the fantasy, myth and folklore genres, using both traditional technique and digital art.  He lives close to the edge of Dartmoor, Devon with his wife Kelly Potts Martinez who is a jewellery creator, sculptor and taxidermist.  Potts states that he is inspired by the landscape of Dartmoor and 25 years of spiritual exploration; he is also a writer, children's illustrator and natural history artist.  His art has been featured in various magazines and books on fantasy art, art tutorial subjects, cards, T-shirts and licensed products.

Robert Rankin: Robert Fleming Rankin (born 27 July 1949) is a prolific British author of comedic fantasy novels.  Born in Parsons Green, London, he started writing in the late 1970s, and first entered the bestsellers lists with "Snuff Fiction" in 1999, by which time his previous eighteen books had sold around one million copies.  His books are a mix of science fiction, fantasy, the occult, urban legends, running gags, metafiction, steampunk and outrageous characters.  According to the (largely fictional) biography printed in some Corgi editions of his books, Rankin refers to his style as 'Far Fetched Fiction' in the hope that bookshops will let him have a section to himself.  Many of Rankin's books are bestsellers.

Supporting paragraphs: Mortal Engines Philip Reeve
Answer: Nestlé Smarties Book Prize