Question: when did newcastle knights win the grand final
[{'answer': '1997', 'provenance': [{'wikipedia_id': '797018', 'title': 'Newcastle Knights', 'start_paragraph_id': 2, 'start_character': 52, 'end_paragraph_id': 2, 'end_character': 56, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '2001', 'provenance': [{'wikipedia_id': '797018', 'title': 'Newcastle Knights', 'start_paragraph_id': 2, 'start_character': 61, 'end_paragraph_id': 2, 'end_character': 65, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '797018', 'title': 'Newcastle Knights', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 365, 'bleu_score': 0.9694566079002921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10084302353707802976}, 'section': 'Section::::Abstract.'}]}]