Question: when did the giants last win the world series
[{'answer': '2014', 'provenance': [{'wikipedia_id': '28416', 'title': 'San Francisco Giants', 'start_paragraph_id': 4, 'start_character': 175, 'end_paragraph_id': 4, 'end_character': 179, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]