Question: where are the biggest iron ore mines located in australia
[{'answer': 'Western Australia', 'provenance': [{'wikipedia_id': '29535140', 'title': 'Iron ore mining in Western Australia', 'start_paragraph_id': 0, 'start_character': 19, 'end_paragraph_id': 0, 'end_character': 36, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '29535140', 'title': 'Iron ore mining in Western Australia', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 399, 'bleu_score': 0.566199727205839, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 737035480256745135}, 'section': 'Section::::Abstract.'}]}]