Question: which us president is depicted on the purple heart military decoration
[{'answer': 'George Washington', 'provenance': [{'wikipedia_id': '25072', 'title': 'Purple Heart', 'start_paragraph_id': 3, 'start_character': 89, 'end_paragraph_id': 3, 'end_character': 106, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '25072', 'title': 'Purple Heart', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 727, 'bleu_score': 0.9825310706027971, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9385094036645865197}, 'section': 'Section::::History.\n'}]}]