Question: what is richard's last name in tommy boy
[{'answer': 'Hayden', 'provenance': [{'wikipedia_id': '817516', 'title': 'Tommy Boy', 'start_paragraph_id': 5, 'start_character': 815, 'end_paragraph_id': 5, 'end_character': 821, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'provenance': [{'wikipedia_id': '817516', 'title': 'Tommy Boy', 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 41, 'bleu_score': 0.6147881529512641, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5472340377401330585}, 'section': 'Section::::Cast.\n'}]}]