Question: who played the riddler in the original batman series
[{'answer': 'Frank John Gorshin , Jr.'}, {'provenance': [{'wikipedia_id': '834964', 'title': 'Frank Gorshin', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 344, 'bleu_score': 0.9645876452711911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10832921623947014133}, 'section': 'Section::::Abstract.'}]}]