Question: what type of non-renewable energy does australia use to generate its electricity
[{'answer': 'Coal', 'provenance': [{'wikipedia_id': '9495873', 'title': 'Energy policy of Australia', 'start_paragraph_id': 2, 'start_character': 337, 'end_paragraph_id': 2, 'end_character': 341, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'natural gas', 'provenance': [{'wikipedia_id': '9495873', 'title': 'Energy policy of Australia', 'start_paragraph_id': 2, 'start_character': 76, 'end_paragraph_id': 2, 'end_character': 87, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'oil', 'provenance': [{'wikipedia_id': '9495873', 'title': 'Energy policy of Australia', 'start_paragraph_id': 2, 'start_character': 370, 'end_paragraph_id': 2, 'end_character': 373, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9495873', 'title': 'Energy policy of Australia', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 686, 'bleu_score': 0.8932757431954441, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3436693115942784539}, 'section': 'Section::::Abstract.'}]}]