Question: when did the civil war in el salvador start
[{'answer': 'October 15 , 1979', 'provenance': [{'wikipedia_id': '4187252', 'title': 'Salvadoran Civil War', 'start_paragraph_id': 16, 'start_character': 187, 'end_paragraph_id': 16, 'end_character': 204, 'bleu_score': 1.0, 'section': "Section::::Coup d'état, repression and insurrection: 1979–81.:JRG coup October 1979.\n"}]}, {'provenance': [{'wikipedia_id': '4187252', 'title': 'Salvadoran Civil War', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 404, 'bleu_score': 0.663477300294899, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7035653235111873527}, 'section': 'Section::::Abstract.'}]}]