Question: what kind of plate boundary separates australia from antarctica
[{'answer': 'major tectonic plate', 'provenance': [{'wikipedia_id': '891796', 'title': 'Australian Plate', 'start_paragraph_id': 1, 'start_character': 26, 'end_paragraph_id': 1, 'end_character': 46, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '891796', 'title': 'Australian Plate', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 783, 'bleu_score': 0.8366494700535511, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10695683868105944111}, 'section': 'Section::::Abstract.'}]}]