Question: what do the stars represent on the australian flag
[{'answer': 'Southern Cross', 'provenance': [{'wikipedia_id': '5094710', 'title': 'Flag of Australia', 'start_paragraph_id': 1, 'start_character': 250, 'end_paragraph_id': 1, 'end_character': 264, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5094710', 'title': 'Flag of Australia', 'start_paragraph_id': 46, 'start_character': 0, 'end_paragraph_id': 46, 'end_character': 2793, 'bleu_score': 0.9782872319242321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13355620526442061625}, 'section': 'Section::::History.\n'}]}]