Question: what is the name of the first episode in series 5 of the simpsons
[{'answer': "Homer 's Barbershop Quartet", 'provenance': [{'wikipedia_id': '4939444', 'title': 'The Simpsons (season 5)', 'start_paragraph_id': 10, 'start_character': 147, 'end_paragraph_id': 10, 'end_character': 174, 'bleu_score': 1.0, 'section': 'Section::::Ratings.\n'}]}, {'provenance': [{'wikipedia_id': '4939444', 'title': 'The Simpsons (season 5)', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 2428, 'bleu_score': 0.989026426529337, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7520669668686633777}, 'section': 'Section::::Production.\n'}]}]