Question: who plays loki in son of the mask
[{'answer': 'Alan Cumming', 'provenance': [{'wikipedia_id': '1402997', 'title': 'Son of the Mask', 'start_paragraph_id': 2, 'start_character': 14, 'end_paragraph_id': 2, 'end_character': 26, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1402997', 'title': 'Son of the Mask', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 467, 'bleu_score': 0.749806246879095, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14580281924963979174}, 'section': 'Section::::Abstract.'}]}]