Question: when did the cartoon tom and jerry first come out
[{'answer': 'February 10 , 1940', 'provenance': [{'wikipedia_id': '871053', 'title': 'Tom and Jerry', 'start_paragraph_id': 35, 'start_character': 444, 'end_paragraph_id': 35, 'end_character': 465, 'bleu_score': 1.0, 'section': 'Section::::History.:Hanna-Barbera era (1940–1958).\n'}]}]