Question: where does captain america winter soldier take place
[{'answer': 'Washington , D.C.', 'provenance': [{'wikipedia_id': '36439749', 'title': 'Captain America: The Winter Soldier', 'start_paragraph_id': 46, 'start_character': 815, 'end_paragraph_id': 46, 'end_character': 836, 'bleu_score': 1.0, 'section': 'Section::::Production.:Post-production.\n'}]}, {'provenance': [{'wikipedia_id': '36439749', 'title': 'Captain America: The Winter Soldier', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 880, 'bleu_score': 0.8995682204572961, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9440879526933233222}, 'section': 'Section::::Plot.\n'}]}]