Question: when did the golden age of tv start
[{'answer': '1950s', 'provenance': [{'wikipedia_id': '45190656', 'title': 'Golden Age of Television (2000s–present)', 'start_paragraph_id': 2, 'start_character': 79, 'end_paragraph_id': 2, 'end_character': 84, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '45190656', 'title': 'Golden Age of Television (2000s–present)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 269, 'bleu_score': 0.925374268846712, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2346324027878985127}, 'section': 'Section::::Abstract.'}]}]