Question: what horse holds the record for the belmont
[{'answer': 'Secretariat', 'provenance': [{'wikipedia_id': '62398', 'title': 'Belmont Stakes', 'start_paragraph_id': 1, 'start_character': 788, 'end_paragraph_id': 1, 'end_character': 799, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '62398', 'title': 'Belmont Stakes', 'start_paragraph_id': 1, 'start_character': 12, 'end_paragraph_id': 1, 'end_character': 887, 'bleu_score': 0.7023739328459271, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2097313082556062183}, 'section': 'Section::::Abstract.'}]}]