Question: who played robin on the batman series on tv
[{'answer': 'Burt Ward', 'provenance': [{'wikipedia_id': '298705', 'title': 'Batman (TV series)', 'start_paragraph_id': 1, 'start_character': 160, 'end_paragraph_id': 1, 'end_character': 169, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]