Question: who directed game of thrones season 7 episode 3
[{'answer': 'Mark Mylod', 'provenance': [{'wikipedia_id': '47398513', 'title': 'Game of Thrones (season 7)', 'start_paragraph_id': 53, 'start_character': 191, 'end_paragraph_id': 53, 'end_character': 201, 'bleu_score': 1.0, 'section': 'Section::::Production.:Crew.\n'}]}, {'provenance': [{'wikipedia_id': '47398513', 'title': 'Game of Thrones (season 7)', 'start_paragraph_id': 53, 'start_character': 0, 'end_paragraph_id': 53, 'end_character': 715, 'bleu_score': 0.9634320912002211, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16239041170692104977}, 'section': 'Section::::Production.:Crew.\n'}]}]