Question: when did the last episode of psych air
[{'answer': 'March 26 , 2014', 'provenance': [{'wikipedia_id': '5909140', 'title': 'List of Psych episodes', 'start_paragraph_id': 1, 'start_character': 139, 'end_paragraph_id': 1, 'end_character': 154, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]