Question: who is the actor who plays ivar the boneless
[{'answer': 'Alex Høgh Andersen', 'provenance': [{'wikipedia_id': '52664046', 'title': 'Alex Høgh Andersen', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 18, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '52664046', 'title': 'Alex Høgh Andersen', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 177, 'bleu_score': 0.878714225477435, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1059781485732248774}, 'section': 'Section::::Abstract.'}]}]