Question: who played cedric diggory in harry potter movies
[{'answer': 'Robert Douglas Thomas Pattinson', 'provenance': [{'wikipedia_id': '24041298', 'title': 'Robert Pattinson', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 31, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '24041298', 'title': 'Robert Pattinson', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 723, 'bleu_score': 0.5258875003969551, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1108796998266892876}, 'section': 'Section::::Abstract.'}]}]