Question: who was the last man hung in australia
[{'answer': 'Ronald Joseph Ryan', 'provenance': [{'wikipedia_id': '1067305', 'title': 'Ronald Ryan', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 18, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1067305', 'title': 'Ronald Ryan', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 376, 'bleu_score': 0.714973751425784, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11252049666411949988}, 'section': 'Section::::Abstract.'}]}]