Question: when was clifford the big red dog made
[{'answer': 'first published in 1963', 'provenance': [{'wikipedia_id': '1881822', 'title': 'Clifford the Big Red Dog', 'start_paragraph_id': 1, 'start_character': 108, 'end_paragraph_id': 1, 'end_character': 131, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1881822', 'title': 'Clifford the Big Red Dog', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 348, 'bleu_score': 0.7349417233154041, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14554607824171491544}, 'section': 'Section::::Abstract.'}]}]