Question: who was the murderer in i know what you did last summer
[{'answer': 'Ben Willis', 'provenance': [{'wikipedia_id': '255049', 'title': 'I Know What You Did Last Summer', 'start_paragraph_id': 11, 'start_character': 50, 'end_paragraph_id': 11, 'end_character': 60, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'provenance': [{'wikipedia_id': '255049', 'title': 'I Know What You Did Last Summer', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 963, 'bleu_score': 0.5832248465212251, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18046275011754503603}, 'section': 'Section::::Plot.\n'}]}]