Question: who was the pilot in dunkirk based on
[{'answer': 'Jack Lowden', 'provenance': [{'wikipedia_id': '48936686', 'title': 'Dunkirk (2017 film)', 'start_paragraph_id': 1, 'start_character': 195, 'end_paragraph_id': 1, 'end_character': 206, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]