Question: when was the last time cinco de mayo fell on a saturday
[{'answer': '2012', 'provenance': [{'wikipedia_id': '19352', 'title': 'May 5', 'start_paragraph_id': 127, 'start_character': 115, 'end_paragraph_id': 127, 'end_character': 119, 'bleu_score': 1.0, 'section': 'Section::::Births.\n'}]}]