Question: Which Chinese singer recorded the Mandarin version of the song performed by singer Idina Menzel in the American version of Disney's 2013 animated feature film "Frozen"?
{'answer': 'Yao Beina', 'supporting_facts': [['Yao Beina', 0], ['Yao Beina', 3], ['Let It Go (Disney song)', 0], ['Let It Go (Disney song)', 1]]}