Question: who is the real killer in basic instinct 2
[{'answer': 'Catherine Tramell', 'provenance': [{'wikipedia_id': '4522065', 'title': 'Catherine Tramell', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 17, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4522065', 'title': 'Catherine Tramell', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 426, 'bleu_score': 0.908502275267534, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13938981897861512878}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4522065', 'title': 'Catherine Tramell', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13938981897861512878}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '481649', 'title': 'Basic Instinct', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['Basic Instinct is a 1992 neo-noir erotic thriller film directed by Paul Verhoeven and written by Joe Eszterhas, and starring Michael Douglas and Sharon Stone. The film follows a police detective, Nick Curran (Douglas), who is investigating the brutal murder of a wealthy rock star. During the investigation Curran becomes involved in a torrid and intense relationship with the prime suspect, Catherine Tramell (Stone), an enigmatic writer.', 'intense relationship with the prime suspect, Catherine Tramell (Stone),', 'During the investigation Curran becomes involved in a torrid and intense relationship with the prime suspect, Catherine Tramell (Stone), an enigmatic writer.']}}]}]