Question: when was sesame street first shown in the uk
[{'answer': '1971', 'provenance': [{'wikipedia_id': '32885153', 'title': 'Sesame Street in the United Kingdom', 'start_paragraph_id': 1, 'start_character': 776, 'end_paragraph_id': 1, 'end_character': 780, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '32885153', 'title': 'Sesame Street in the United Kingdom', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 811, 'bleu_score': 0.9844346099707091, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7326078012979142337}, 'section': 'Section::::ITV.\n'}]}]