Question: who plays the mayor in longmire season 6
[{'answer': 'Eric Ladin', 'provenance': [{'wikipedia_id': '35388215', 'title': 'Longmire (TV series)', 'start_paragraph_id': 51, 'start_character': 12, 'end_paragraph_id': 51, 'end_character': 22, 'bleu_score': 1.0, 'section': 'Section::::Cast and characters.:Recurring.\n'}]}]