Question: What American fantasy writer's wife uthored several best-selling epic fantasy novel series, including "The Belgariad" , "The Malloreon" , "The Elenium" , "The Tamuli" , and "The Dreamers", David Eddings, or  John Crowley?
{'answer': 'David Eddings', 'supporting_facts': [['David Eddings', 0], ['David Eddings', 1], ['John Crowley', 0]]}