Complex sentence: Based on an idea that came to Martin while writing the 1981 novel "Windhaven", Tyrion has been called one of the author's finest creations and most popular characters by "The New York Times".
Split into simpler sentences: Based on an idea that came to Martin while writing the 1981 novel. Who dies at the end of season 6 "Windhaven", Tyrion has been called one of the author's finest creations and most popular characters by "The New York Times".