Question: who plays the god of death in thor
[{'answer': 'Cate Blanchett', 'provenance': [{'wikipedia_id': '5618378', 'title': 'Hela (comics)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 14, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]