Question: Thunderspire Labyrinth is the second in the three part series of adventures introducing the new 4th edition "Dungeons & Dragons" concept of what, he adventure, was written by Michael Mearls, a writer and designer of fantasy role-playing games (RPGs) and related fiction?
Sentence (from "Thunderspire Labyrinth"): The adventure, written by Mike Mearls and Richard Baker was published in 2008 by Wizards of the Coast, as a sequel to the adventure "Keep on the Shadowfell".
Relevant evidence: No