Question: who designed the world war ii memorial in washington dc
[{'answer': 'Friedrich St. Florian', 'provenance': [{'wikipedia_id': '426008', 'title': 'World War II Memorial', 'start_paragraph_id': 28, 'start_character': 94, 'end_paragraph_id': 28, 'end_character': 115, 'bleu_score': 1.0, 'section': 'Section::::History.:Designing the memorial.\n'}]}, {'provenance': [{'wikipedia_id': '426008', 'title': 'World War II Memorial', 'start_paragraph_id': 29, 'start_character': 0, 'end_paragraph_id': 29, 'end_character': 213, 'bleu_score': 0.5572798307990481, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11227101641045627331}, 'section': 'Section::::History.:Designing the memorial.\n'}]}]