Question: royal ascot is held at ascot racecourse which is based in which county
[{'answer': 'Berkshire', 'provenance': [{'wikipedia_id': '826248', 'title': 'Ascot Racecourse', 'start_paragraph_id': 1, 'start_character': 113, 'end_paragraph_id': 1, 'end_character': 122, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '826248', 'title': 'Ascot Racecourse', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 291, 'bleu_score': 0.8499315997274991, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 994557935249257215}, 'section': 'Section::::Abstract.'}]}]