Question: star cast of captain america the winter soldier
[{'answer': 'Cobie Smulders as Maria Hill', 'provenance': [{'wikipedia_id': '36439749', 'title': 'Captain America: The Winter Soldier', 'start_paragraph_id': 15, 'start_character': 12, 'end_paragraph_id': 15, 'end_character': 40, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'answer': 'Frank Grillo as Brock Rumlow', 'provenance': [{'wikipedia_id': '36439749', 'title': 'Captain America: The Winter Soldier', 'start_paragraph_id': 16, 'start_character': 12, 'end_paragraph_id': 16, 'end_character': 40, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'answer': 'Emily VanCamp', 'provenance': [{'wikipedia_id': '36439749', 'title': 'Captain America: The Winter Soldier', 'start_paragraph_id': 1, 'start_character': 573, 'end_paragraph_id': 1, 'end_character': 586, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Hayley Atwell as Peggy Carter', 'provenance': [{'wikipedia_id': '36439749', 'title': 'Captain America: The Winter Soldier', 'start_paragraph_id': 18, 'start_character': 12, 'end_paragraph_id': 18, 'end_character': 41, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'answer': 'Robert Redford as Alexander Pierce', 'provenance': [{'wikipedia_id': '36439749', 'title': 'Captain America: The Winter Soldier', 'start_paragraph_id': 19, 'start_character': 12, 'end_paragraph_id': 19, 'end_character': 46, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'answer': 'Anthony Mackie as Sam Wilson / Falcon'}, {'answer': 'Samuel L. Jackson as Nick Fury'}, {'answer': 'Chris Evans as Steve Rogers / Captain America'}, {'answer': 'Scarlett Johansson as Natasha Romanoff / Black Widow'}]