Question: how many colonies were in australia at the time of federation
[{'answer': 'six', 'provenance': [{'wikipedia_id': '1241326', 'title': 'Federation of Australia', 'start_paragraph_id': 1, 'start_character': 57, 'end_paragraph_id': 1, 'end_character': 60, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1241326', 'title': 'Federation of Australia', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 867, 'bleu_score': 0.9850176677359421, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12603036771773721560}, 'section': 'Section::::Abstract.'}]}]