Question: which country won the sultan azlan shah hockey tournament
[{'answer': 'Australia', 'provenance': [{'wikipedia_id': '56400514', 'title': '2018 Sultan Azlan Shah Cup', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 9, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '56400514', 'title': '2018 Sultan Azlan Shah Cup', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 102, 'bleu_score': 0.674945488826271, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16806683328995232981}, 'section': 'Section::::Abstract.'}]}]