Question: when did pablo sandoval go back to the giants
[{'answer': '2017', 'provenance': [{'wikipedia_id': '18863950', 'title': 'Pablo Sandoval', 'start_paragraph_id': 3, 'start_character': 159, 'end_paragraph_id': 3, 'end_character': 163, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]