Question: when did black and white tv come to australia
[{'answer': '30 September 1929', 'provenance': [{'wikipedia_id': '914291', 'title': 'Television in Australia', 'start_paragraph_id': 7, 'start_character': 58, 'end_paragraph_id': 7, 'end_character': 75, 'bleu_score': 1.0, 'section': 'Section::::History.:Origins: Early transmission trials.\n'}]}, {'provenance': [{'wikipedia_id': '914291', 'title': 'Television in Australia', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 289, 'bleu_score': 0.959574895300321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16434532178828418041}, 'section': 'Section::::History.:Origins: Early transmission trials.\n'}]}]