Game of Thrones novels

While the first two seasons roughly cover the novels "A Game of Thrones" and "A Clash of Kings" respectively, the third season covers about two-thirds of the third novel "A Storm of Swords." The fourth season covers the rest of "A Storm of Swords" and chapters from the fourth and fifth novels "A Feast for Crows" and "A Dance with Dragons". Finally, the fifth season covers almost entirely "A Feast for Crows", "A Dance With Dragons", and even early events of the unreleased sixth novel "The Winds of Winter".