Question: when did jackie robinson retire from playing baseball
[{'answer': 'January 5 , 1957', 'provenance': [{'wikipedia_id': '16193', 'title': 'Jackie Robinson', 'start_paragraph_id': 86, 'start_character': 206, 'end_paragraph_id': 86, 'end_character': 222, 'bleu_score': 1.0, 'section': 'Section::::Post-baseball life.\n'}]}, {'provenance': [{'wikipedia_id': '16193', 'title': 'Jackie Robinson', 'start_paragraph_id': 86, 'start_character': 0, 'end_paragraph_id': 86, 'end_character': 559, 'bleu_score': 0.8937692103773601, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11356207120795549127}, 'section': 'Section::::Post-baseball life.\n'}]}]