Question: who wrote we shall fight on the beaches
[{'answer': 'Winston Churchill', 'provenance': [{'wikipedia_id': '1240945', 'title': 'We shall fight on the beaches', 'start_paragraph_id': 1, 'start_character': 81, 'end_paragraph_id': 1, 'end_character': 98, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1240945', 'title': 'We shall fight on the beaches', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 558, 'bleu_score': 0.9224515430497331, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8377815019731241912}, 'section': 'Section::::Abstract.'}]}]