Question: when was the last time the tall ships were in halifax
[{'answer': '2009', 'provenance': [{'wikipedia_id': '23953672', 'title': "Tall Ships' Races", 'start_paragraph_id': 19, 'start_character': 12, 'end_paragraph_id': 19, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Years.\n'}]}, {'provenance': [{'wikipedia_id': '23953672', 'title': "Tall Ships' Races", 'start_paragraph_id': 19, 'start_character': 0, 'end_paragraph_id': 19, 'end_character': 185, 'bleu_score': 0.9021315316859231, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3469861295469906815}, 'section': 'Section::::Years.\n'}]}]