Question: when did the knicks win their last championship
[{'answer': '1973', 'provenance': [{'wikipedia_id': '72855', 'title': 'New York Knicks', 'start_paragraph_id': 3, 'start_character': 200, 'end_paragraph_id': 3, 'end_character': 204, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '72855', 'title': 'New York Knicks', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 340, 'bleu_score': 0.506772866153794, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5933308159076782520}, 'section': 'Section::::Abstract.'}]}]