Question: What is the name of the South Korean-Chinese boy group whose hits include "Growl", and members include Byun Baek-hyun?
{'answer': 'EXO', 'supporting_facts': [['Exo (band)', 0], ['Exo (band)', 2], ['Byun Baek-hyun', 0], ['Byun Baek-hyun', 1]]}