Question: who plays the witch in the last witch hunter
[{'answer': 'Julie Engelbrecht', 'provenance': [{'wikipedia_id': '39497424', 'title': 'The Last Witch Hunter', 'start_paragraph_id': 29, 'start_character': 1025, 'end_paragraph_id': 29, 'end_character': 1042, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}]