Question: Who is the teenage assassin in the book published in 2012 by Bloomsbury?

full_context: Document 1: The Hythrun Chronicles: The Hythrun Chronicles is a fantasy set of novels by Jennifer Fallon told in two trilogies, The Demon Child Trilogy and The Wolfblade Trilogy. The Demon Child Trilogy follows R'shiel Tenragan as she accepts her fate as the demon child and tries to hold the fabric of her world together while defeating the Karien god, Xaphista, and bringing about some well needed changes to the four main countries of Medalon, Hythria, Fardohnya, and Karien with help from multiple influential characters she befriends. The Wolfblade Trilogy, set about 30 years before, follows the life of Marla Wolfblade from the age of 15 until she is in her 40's. It also follows stories of various characters intertwined with that of Marla Wolfblade and explains much of the history in The Demon Child History as it follows Damin Wolfblade and Marla's other children growing up and how the state of affairs presented in The Demon Child Trilogy came to be. There is a fifth country introduced to the trilogy as well, Denika. It is off the map and indicated as south of Hythria and Fardohnya across the Dregian Ocean, accessed by ship.
Document 2: Sarah Beth Durst: Sarah Beth Durst is an American author of fantasy. Her 2016 novel "Queen of the Blood" won a 2017 Alex Award from the American Library Association. Durst writes for adults, young adults, and middle grade level readers.
Document 3: Throne of Glass: Throne of Glass is a young adult high fantasy novel series by American author Sarah J. Maas, beginning with the inaugural entry of the same name. The story follows the journey of Celaena Sardothien, a teenage assassin in a corrupted kingdom with a tyrannical ruler. As the tale progresses, Celaena forms unexpected bonds and uncovers a conspiracy amidst her adventures.
Document 4: Red Queen (novel): Red Queen is a young adult fantasy novel written by American writer Victoria Aveyard. It was her first series and her first novel. It was published in February 2015. Its sequels are "Glass Sword" and "King's Cage". Red Queen won the 2015 Goodreads Choice Award for Debut Goodreads Author and was nominated for the 2015 Goodreads Choice Award for Young Adult Fantasy & Science Fiction.
Document 5: Inheritance Cycle: The Inheritance Cycle is a young adult tetralogy of high fantasy novels written by American author Christopher Paolini. Set in the fictional world of Alagaësia ( ), the novels focus on the adventures of a teenage boy named Eragon and his dragon, Saphira, as they struggle to overthrow the evil king Galbatorix. The series was originally intended to be a trilogy (named the "Inheritance Trilogy") until Paolini announced on October 30, 2007, while working on the third novel, that he believed the story was too complex to conclude in just three books.
Document 6: The Night Angel Trilogy: The Night Angel Trilogy is a fantasy series written by Brent Weeks. The story follows the life of Azoth (later Kylar Stern) as he struggles as a guild rat to become the ultimate wetboy (an assassin with magical talent, such as the ability to muffle sound or to block an attack), but then tries to leave it all behind and finally becomes the avatar of retribution: the Night Angel.
Document 7: A Game of Thrones: A Game of Thrones is the first novel in "A Song of Ice and Fire", a series of fantasy novels by American author George R. R. Martin. It was first published on August 1, 1996. The novel won the 1997 Locus Award and was nominated for both the 1997 Nebula Award and the 1997 World Fantasy Award. The novella "Blood of the Dragon", comprising the Daenerys Targaryen chapters from the novel, won the 1997 Hugo Award for Best Novella. In January 2011 the novel became a "New York Times" bestseller and reached #1 on the list in July 2011.
Document 8: Sarah MacLean: Sarah MacLean (born December 17, 1978) is a New York Times bestselling American author of young adult novels and romance novels. Her first adult romance novel, "Nine Rules to Break When Romancing a Rake" debuted on the New York Times Bestseller List, where it stayed for four weeks. Since then, all of her adult romance novels have been on the New York Times and USA Today bestseller lists. Since February 2014, MacLean has written a monthly romance novel review column for The Washington Post. She is a two-time winner of the Romance Writers of America RITA Award for Best Historical Romance for "A Rogue by Any Other Name" in 2013 and "No Good Duke Goes Unpunished" in 2014.
Document 9: Maria V. Snyder: Maria V. Snyder is an American fantasy author best known for her "Study Series". Her first novel, "Poison Study", was published on October 2005, and won the 2006 Compton Crook Award for Best First Novel. the next two books in the series are "Magic Study" and "Fire Study". Snyder then released another trilogy of books, the "Glass" series, following the character Opal Cowan from the "Study Series". The books in the series are "Storm Glass", "Sea Glass" and "Spy Glass" respectively. On 24 February, Snyder went back to the main characters of the "Study Series" and released the first book of he next trilogy, the "Soulfinder Series", the first book of which is "Shadow Study". Aside from writing, her interests include "traveling, photography, making jewelry, and volleyball."
Document 10: Sara Raasch: Sara Raasch (born August 26, 1989) is an American author of young adult fiction. She wrote the fantasy "New York Times" Bestselling trilogy "Snow Like Ashes" (Balzer + Bray/HarperCollins) as well as a forthcoming untitled fantasy series (Balzer + Bray/HarperCollins).
Document 11: Sarah Blakley-Cartwright: Sarah Blakley-Cartwright (born March 11, 1988, Los Angeles, California) is an American author. She wrote the novel "Red Riding Hood" to accompany the Warner Brothers release, which debuted at #1 on the New York Times Bestseller List.
Document 12: Sarah J. Maas: Sarah Janet Maas (born 5 March 1986) is a "New York Times" and "USA Today" bestselling American fantasy author. Her debut novel, "Throne of Glass", was published in 2012 by Bloomsbury.
Document 13: City of Glass (Clare novel): City of Glass is the third book in "The Mortal Instruments" series, an urban fantasy series set in New York written by Cassandra Clare. It was originally published in the United States in hardcover on March 24, 2009.
Document 14: Jeaniene Frost: Jeaniene Frost is an American fantasy author, known for her work on the "New York Times" and "USA Today" bestselling "Night Huntress" series and the "Night Huntress World" novels. Foreign rights for her novels have sold to nineteen different countries.
Document 15: Ash (Lo novel): Ash is a young adult fantasy lesbian novel by Malinda Lo first published in 2009. It is a reworking of the Cinderella fairy tale that reimagines the title character, Ash, as a lesbian teenager. The novel centers around the familiar story of Cinderella, her father recently remarried, and lamenting the misery of her new life with stepsisters and a step mother. The twist arrives when Ash falls in love with the King's respected Huntress Kaisa, after she has made a commitment to dark fairy prince Sidhean.
ground_truth: Celaena Sardothien