Question: John Willis, nicknamed Bac Guai John in Cantonese, or White Devil, is an American mobster linked with the Chinese Mafia, is also called which name, used by John Willis, nicknamed Bac Guai John in Cantonese, or White Devil, is an American mobster linked with the Chinese Mafia?
{'answer': 'triad', 'supporting_facts': [['John Willis (gangster)', 0], ['Triad (organized crime)', 0]]}