Question: who won the competition to design the australian flag
[{'answer': 'Ivor Evans', 'provenance': [{'wikipedia_id': '33869830', 'title': '1901 Federal Flag Design Competition', 'start_paragraph_id': 2, 'start_character': 1464, 'end_paragraph_id': 2, 'end_character': 1474, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Leslie John Hawkins', 'provenance': [{'wikipedia_id': '33869830', 'title': '1901 Federal Flag Design Competition', 'start_paragraph_id': 2, 'start_character': 1522, 'end_paragraph_id': 2, 'end_character': 1541, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Egbert John Nuttall ,', 'provenance': [{'wikipedia_id': '33869830', 'title': '1901 Federal Flag Design Competition', 'start_paragraph_id': 2, 'start_character': 1594, 'end_paragraph_id': 2, 'end_character': 1617, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Annie Dorrington', 'provenance': [{'wikipedia_id': '33869830', 'title': '1901 Federal Flag Design Competition', 'start_paragraph_id': 2, 'start_character': 1644, 'end_paragraph_id': 2, 'end_character': 1660, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'William Stevens', 'provenance': [{'wikipedia_id': '33869830', 'title': '1901 Federal Flag Design Competition', 'start_paragraph_id': 2, 'start_character': 1688, 'end_paragraph_id': 2, 'end_character': 1703, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '33869830', 'title': '1901 Federal Flag Design Competition', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 2065, 'bleu_score': 0.984089541104291, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12722093320793583108}, 'section': 'Section::::Abstract.'}]}]