Question: Celeborn, is a fictional character in J.R.R. Tolkien's Middle-earth legendarium, Celeborn is an Elf, and the husband of who?

full_context: Document 1: Bëor: Bëor the Old is a fictional character in J.R.R. Tolkien's Middle-earth legendarium. He appears in "The Silmarillion" as the leader of the First House of the Edain in the First Age, which was called the "Folk of Bëor" after him. He was the father of Baran and Belen and ancestor of Beren Camlost.
Document 2: Haleth: Haleth is a fictional character from J.R.R. Tolkien's Middle-earth legendarium. She was a leader of the Second House of the Edain, called the "Folk of Haleth" after her.
Document 3: Galadriel: Galadriel () is a fictional character created by J.R.R. Tolkien, appearing in his Middle-earth legendarium. She appears in "The Lord of the Rings", "The Silmarillion", and "Unfinished Tales".
Document 4: Tauriel: Tauriel is a fictional character from Peter Jackson's feature film adaptation of J.R.R. Tolkien's "The Hobbit". The character does not appear in the original book, but was created by Peter Jackson, Philippa Boyens and Fran Walsh as an expansion of material adapted from the book, and first appears in the second and third films in that trilogy, "" and "". She is a Woodland Elf whose name has been translated as "Daughter of the forest", and is the head of the Mirkwood Elven guard. She is played by Canadian actress Evangeline Lilly, who was nominated for several awards for her performance in "The Desolation of Smaug", with some of the stunt work performed by Australian stuntwoman Ingrid Kleinig.
Document 5: Gandalf: Gandalf is a fictional character and one of the protagonists in J. R. R. Tolkien's novels "The Hobbit" and "The Lord of the Rings". He is a wizard, member of the "Istari" order, as well as leader of the Fellowship of the Ring and the army of the West. In "The Lord of the Rings", he is initially known as Gandalf the Grey, but returns from death as Gandalf the White.
Document 6: Amandil: Amandil is a fictional character from J.R.R. Tolkien's Middle-earth legendarium. Amandil was a Lord of Andúnië, succeeding his father Númendil upon his death. Amandil is most noted for being the father of Elendil, founder of the Númenórean Realms in Exile.
Document 7: Thingol: Elu Thingol (Y.T. ≥1050–Y.S. 502; died aged c.4814) is a fictional character in J.R.R. Tolkien's Middle-earth legendarium. He appears in "The Silmarillion", "The Lays of Beleriand" and "Children of Húrin" as well as in numerous stories in the many volumes of "The History of Middle-earth". He is notably a major character in many of the stories about the First Age of Tolkien's Middle-earth and he is an essential part of the ancestral backgrounding of the romance between Aragorn and Arwen in "The Lord of the Rings".
Document 8: Queen Berúthiel: Queen Berúthiel is a minor fictional character in J. R. R. Tolkien's legendarium.
Document 9: Uinen: Uinen is a fictional character in J.R.R. Tolkien's Middle-earth legendarium. A Maiar spirit known as "The Lady of the Sea".
Document 10: Eru Ilúvatar: Eru Ilúvatar is a fictional character in J.R.R. Tolkien's Middle-earth legendarium. He is introduced in "The Silmarillion" as the supreme being of the universe, creator of all existence. In Tolkien's invented Elvish language Quenya, "Eru" means "The One", or "He that is Alone" and "Ilúvatar" signifies "Father of All". The names appear in Tolkien's work both in isolation and paired ("Eru Ilúvatar").
Document 11: Celeborn: Celeborn (pronounced with a hard "c" as in "cat"; ) is a fictional character in J.R.R. Tolkien's Middle-earth legendarium. Celeborn is an Elf, and the husband of Galadriel. He appears in "The Lord of the Rings" as the Lord of the Galadhrim, and co-ruler along with Galadriel of Lothlórien. He was the father of Celebrían (the wife of Elrond), and thus the grandfather of Arwen Evenstar and her older brothers Elladan and Elrohir. He was also a kinsman of the First Age Elven King Thingol. "Celeborn" means "(tall) silver tree" in Tolkien's invented language of Sindarin.
Document 12: Elrond: Elrond Half-elven is a fictional character in J. R. R. Tolkien's Middle-earth legendarium. He is introduced in "The Hobbit", and plays a supporting role in "The Lord of the Rings" and "The Silmarillion".
Document 13: J. R. R. Tolkien: John Ronald Reuel Tolkien, ( ; 3 January 1892 – 2 September 1973) was an English writer, poet, philologist, and university professor who is best known as the author of the classic high-fantasy works "The Hobbit", "The Lord of the Rings", and "The Silmarillion".
Document 14: Dark elves in fiction: Elves, a word from Germanic mythology, are frequently featured in Fantasy fiction. In modern fiction, particularly because of the influence from J. R. R. Tolkien's "The Lord of the Rings", elves are modeled mostly after his original description: tall, human-like creatures of otherworldly beauty, with Kings and Queens. Along with this development, Dark elves are often modeled as a more sinister counterpart to the High elves, like the Drow or the Trow, which are the fairy-like dark creatures of Orcadian and Shetlandic folklore. The dark elves ("Dökkálfar") or black elves ("Svartálfar") are presented in Germanic mythology as dwarves and gray ones.
Document 15: Glorfindel: Glorfindel () is a fictional character in J.R.R. Tolkien's Middle-earth legendarium. He is introduced in various material relating to the First Age of Middle-earth, including "The Silmarillion". The name is also used for a character in "The Lord of the Rings", which takes place in Middle-earth's Third Age. In late writings, Tolkien works out how the two characters were one and the same, though this is not evident from the published versions of "The Silmarillion" and "The Lord of the Rings".
ground_truth: Galadriel