Question: who plays rumplestiltskin in once upon a time
[{'answer': 'Carlyle', 'provenance': [{'wikipedia_id': '328687', 'title': 'Robert Carlyle', 'start_paragraph_id': 0, 'start_character': 7, 'end_paragraph_id': 0, 'end_character': 14, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '328687', 'title': 'Robert Carlyle', 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 184, 'bleu_score': 0.7521908717101871, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2166789251789612558}, 'section': 'Section::::Career.\n'}]}]