Question: who is pictured on the purple heart medal
[{'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': 35, 'start_character': 0, 'end_paragraph_id': 35, 'end_character': 390, 'bleu_score': 0.846140485516886, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14843541168257494923}, 'section': 'Section::::Appearance.\n'}]}]