Question: when do schools in australia have summer break
[{'answer': 'December to February', 'provenance': [{'wikipedia_id': '2077393', 'title': 'Summer vacation', 'start_paragraph_id': 13, 'start_character': 43, 'end_paragraph_id': 13, 'end_character': 63, 'bleu_score': 1.0, 'section': 'Section::::By country.:Australia.\n'}]}, {'provenance': [{'wikipedia_id': '2077393', 'title': 'Summer vacation', 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 1706, 'bleu_score': 0.9928442500246331, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14968252544534788039}, 'section': 'Section::::By country.:Australia.\n'}]}]