Question: who was the president of chile before the military coup was staged
[{'answer': 'Salvador Allende', 'provenance': [{'wikipedia_id': '684813', 'title': "1973 Chilean coup d'état", 'start_paragraph_id': 1, 'start_character': 247, 'end_paragraph_id': 1, 'end_character': 263, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '684813', 'title': "1973 Chilean coup d'état", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 394, 'bleu_score': 0.9684940092844061, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2326383551200662184}, 'section': 'Section::::Abstract.'}]}]