input question: The troll featured in the children's story by Julia Donaldson and David Roberts is based on the troll from what Norwegian fairy tale????
output answer: Three Billy Goats Gruff

input question: The Vegas Golden Knights play their home games at an arena that was a joint venture between MGM Resorts International and what company????
output answer: Anschutz Entertainment Group

input question: Which person, who succeeded in 1071 to the Earldom of Hereford, participated in the last serious act of resistance against William in the Norman Conquest????
output answer: Roger de Breteuil

input question: What was the name of the American rock band formed in Las Vegas, Nevada in 2001 that featured lead guitarist Dave Keuning????
output answer:
The Killers