Question: who plays robin in batman dark knight rises
[{'answer': 'Joseph Gordon - Levitt', 'provenance': [{'wikipedia_id': '29075630', 'title': 'The Dark Knight Rises', 'start_paragraph_id': 1, 'start_character': 460, 'end_paragraph_id': 1, 'end_character': 481, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '29075630', 'title': 'The Dark Knight Rises', 'start_paragraph_id': 18, 'start_character': 0, 'end_paragraph_id': 18, 'end_character': 46, 'bleu_score': 0.51697315395717, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4945214843433615902}, 'section': 'Section::::Cast.\n'}]}]