Question: when was the first tv broadcast in the uk
[{'answer': '2 November 1936', 'provenance': [{'wikipedia_id': '352308', 'title': 'BBC Television', 'start_paragraph_id': 1, 'start_character': 283, 'end_paragraph_id': 1, 'end_character': 298, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '352308', 'title': 'BBC Television', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 298, 'bleu_score': 0.8295864960354551, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14578892483275942104}, 'section': 'Section::::Abstract.'}]}]