HBO has given the greenlight for the pilot of a fantasy drama series, Game of Thrones, based on a book series by George R.R. Martin, according to Variety.

The pilot for the long-gestating project was penned by feature scribes David Benioff and D.B. Weiss. Former HBO entertainment prexy Carolyn Strauss will serve as a co-exec producer, along with Guymon Cassidy, Vincent Gerardis and author Martin.

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The pilot for the HBO series is described as an exploration of "an epic struggle for power set in a vast and violent fantasy kingdom."