Question: when did they start filming the bachelorette 2018
[{'answer': 'April 6 -- 9'}, {'provenance': [{'wikipedia_id': '56771501', 'title': 'The Bachelorette (season 14)', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 173, 'bleu_score': 0.9243880458347601, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 158223180565842059}, 'section': 'Section::::Development and production.\n'}]}]