Question: The Pillars of Creation is the seventh installment of a fantasy series featuring how many novels?

Context articles: T. Lynn Ocean
Meilin Miranda
Roy C. Booth
The Apprentice (U.S. season 7)
Music of the Final Fantasy VII series
The Sword of Truth
Imaginary Worlds: The Art of Fantasy
The Pillars of Creation
The Garden of Sinners: A Study in Murder – Part 2
Ultima VII: The Black Gate

T. Lynn Ocean is an American author of present-day Southern fiction.
 Often working as a freelance writer for major newspapers and publications—including her local paper, The Sun News—Ocean has had three novels published.
 These are "Fool Me Once", "Sweet Home Carolina", and "Southern Fatality".
 Her most recent novel, "Southern Fatality", is the first installment of a mystery series featuring the character Jersey Barnes.
 The next installment is "Southern Poison" and will be available in Fall 2008.
Lynn Siprelle, better known by the pen name MeiLin Miranda, is the American author of the fantasy series "An Intimate History of the Greater Kingdom".
 She is also the author of the online fantasy western serial "Scryer's Gulch".
 She co-authored the shared steampunk fantasy series "The Drifting Isle Chronicles".
 Her fantasy and science fiction novels are set in the Victorian era.
Roy C. Booth (born August 26, 1965) is a United States speculative fiction, fantasy and horror author.
 He has written many novels and short stories, many of them co-written with others including "Theater of the Macabre", "The Flesh of Fallen Angels: A Horror Western Novella" (part of the Gibson Blount series co-written with R. Thomas Riley) and "Sherlock Holmes And the Case of the Man-Made Vacuum" (co-written with Nicholas Johnson).
 Booth has a credit on IMDb for "The Day Lufberry Won It All".
 and a credit with Doollee, the Playwrights database.
The Celebrity Apprentice (also known as The Apprentice 7) is the seventh installment of the reality game show, "Celebrity Apprentice".
 This season features celebrity candidates vying for the title of Donald Trump's, "Best Business Brain," as a way to revitalize the series, with the winner donating their proceeds to charity.
 The series was designed after "Comic Relief Does The Apprentice", a charity special of the British Apprentice series.
 This installment marks the series' return to New York after spending the previous season in Los Angeles and features abstract paintings by Seattle-based artist Maeve Harris.
 The series premiered on NBC on January 3, 2008 at 9:00PM.
"Final Fantasy VII" is a role-playing video game developed by Square (now Square Enix) and published by Sony Computer Entertainment as the seventh installment in the "Final Fantasy" series.
 Released in 1997, the game sparked the release of a collection of media centered on the game entitled the "Compilation of Final Fantasy VII".
 The music of the "Final Fantasy VII" series includes not only the soundtrack to the original game and its associated albums, but also the soundtracks and music albums released for the other titles in the collection.
 The first album produced was "Final Fantasy VII Original Soundtrack", a compilation of all the music in the game.
 It was released as a soundtrack album on four CDs by DigiCube in 1997.
 A selection of tracks from the album was released in the single-disc "Reunion Tracks" by DigiCube the same year.
 "Piano Collections Final Fantasy VII", an album featuring piano arrangements of pieces from the soundtrack, was released in 2003 by DigiCube, and Square Enix began reprinting all three albums in 2004.
 To date, these are the only released albums based on the original game's soundtrack, and were solely composed by regular series composer Nobuo Uematsu; his role for the majority of subsequent albums has been filled by Masashi Hamauzu and Takeharu Ishimoto.
The Sword of Truth is a series of nineteen epic fantasy novels written by Terry Goodkind.
 The books follow the protagonists Richard Rahl, Kahlan Amnell and Zeddicus Zu'l Zorander on their quest to defeat oppressors who seek to control the world and those who wish to unleash evil upon the world of the living.
 While each novel was written to stand alone, except for the final three that were intended to be a trilogy, they follow a common timeline and are linked by ongoing events that occur throughout the series.
Imaginary Worlds: the Art of Fantasy is a study of the modern literary fantasy genre written by Lin Carter.
 It was first published in paperback by Ballantine Books in June, 1973 as the fifty-eighth volume of its "Ballantine Adult Fantasy series"; it was the only nonfiction entry in the series.
 The book was among the earliest full-length critical works devoted to fantasy writers and the history of fantasy.
 It was the third of three such studies by Carter, being preceded by "" (1969) and "" (1972).
 These works, together with his editorial guidance of the "Ballantine Adult Fantasy series", established Carter as an authority on the genre.
The Pillars of Creation is the seventh book in Terry Goodkind's epic fantasy series "The Sword of Truth."
 It is the first book in the series not to feature Richard Rahl as the protagonist, although he does appear.
The Garden of Sinners: A Study in Murder – Part 2 (空の境界 第七章 殺人考察（後） , Kara no Kyōkai Dai-Nanashō: Satsujin Kōsatsu (Go) ) is a 2009 Japanese animated film produced by ufotable based on the "Kara no Kyōkai" novels by Kinoko Nasu.
 It is the seventh installment in the series, preceded by "" (2008) and followed by a sequel "" (2013).
Ultima VII: The Black Gate is the seventh installment of the "Ultima series" of role-playing video games, released on April 16, 1992.
 In it the player returns as The Avatar, a would-be paragon of moral virtue who faces down many dangers and deceptions in order to cleanse the medieval fantasy world of Britannia of assorted schemes and conspiracies, monster infestations, the undermining of crown authority, and other machinations by hostile and cunning opponents.