Question: who played the young nucky thompson in boardwalk empire
[{'answer': 'Marc Pickering', 'provenance': [{'wikipedia_id': '19786854', 'title': 'Marc Pickering', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 14, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19786854', 'title': 'Marc Pickering', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 159, 'bleu_score': 0.9243880458347601, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17116147667092358940}, 'section': 'Section::::Abstract.'}]}]