Question: when did west ham last win the premier league
[{'answer': '10 November 2007', 'provenance': [{'wikipedia_id': '46417', 'title': 'West Ham United F.C.', 'start_paragraph_id': 152, 'start_character': 37, 'end_paragraph_id': 152, 'end_character': 53, 'bleu_score': 1.0, 'section': 'Section::::Statistics and records.:Victories.\n'}]}]