Question: what month did the first world war start
[{'answer': 'July', 'provenance': [{'wikipedia_id': '4764461', 'title': 'World War I', 'start_paragraph_id': 1, 'start_character': 158, 'end_paragraph_id': 1, 'end_character': 162, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]