Question: who does diana rigg play in the game of thrones
[{'answer': 'Olenna Tyrell', 'provenance': [{'wikipedia_id': '195158', 'title': 'Diana Rigg', 'start_paragraph_id': 1, 'start_character': 236, 'end_paragraph_id': 1, 'end_character': 249, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '195158', 'title': 'Diana Rigg', 'start_paragraph_id': 1, 'start_character': 33, 'end_paragraph_id': 1, 'end_character': 527, 'bleu_score': 0.699071480147039, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7530217464447136187}, 'section': 'Section::::Abstract.'}]}]