Question: who is currently holding power in state government in south australia
[{'answer': 'Steven Marshall', 'provenance': [{'wikipedia_id': '24678', 'title': 'Premier of South Australia', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '24678', 'title': 'Premier of South Australia', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 73, 'bleu_score': 0.8385766789076251, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16244650204407404862}, 'section': 'Section::::Abstract.'}]}]