Question: who was assasinated on the ides of march
[{'answer': 'Julius Caesar', 'provenance': [{'wikipedia_id': '15775663', 'title': 'Assassination of Julius Caesar', 'start_paragraph_id': 0, 'start_character': 17, 'end_paragraph_id': 0, 'end_character': 30, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]