Question: who said justice must be seen to be done
[{'answer': 'Lord Hewart CJ', 'provenance': [{'wikipedia_id': '4546742', 'title': 'R v Sussex Justices, ex parte McCarthy', 'start_paragraph_id': 6, 'start_character': 165, 'end_paragraph_id': 6, 'end_character': 179, 'bleu_score': 1.0, 'section': 'Section::::Judgment.\n'}]}, {'provenance': [{'wikipedia_id': '4546742', 'title': 'R v Sussex Justices, ex parte McCarthy', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 184, 'bleu_score': 0.9402297675816911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4150327640134366645}, 'section': 'Section::::Judgment.\n'}]}]