Question: who is the golden globe nominated director of dunkirk
[{'answer': 'Christopher Nolan', 'provenance': [{'wikipedia_id': '56023769', 'title': 'List of accolades received by Dunkirk', 'start_paragraph_id': 1, 'start_character': 72, 'end_paragraph_id': 1, 'end_character': 89, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '56023769', 'title': 'List of accolades received by Dunkirk', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 476, 'bleu_score': 0.9216601727077011, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2242466153232370144}, 'section': 'Section::::Abstract.'}]}]