Question: who plays sax on us and them pink floyd
[{'answer': "Richard ' Dick ' Parry"}, {'provenance': [{'wikipedia_id': '724831', 'title': 'Dick Parry', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 393, 'bleu_score': 0.9459277073883731, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12677614785686042925}, 'section': 'Section::::Abstract.'}]}]