Question: how many seasons of the glades were made
[{'answer': 'four', 'provenance': [{'wikipedia_id': '28019988', 'title': 'List of The Glades episodes', 'start_paragraph_id': 3, 'start_character': 68, 'end_paragraph_id': 3, 'end_character': 72, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '28019988', 'title': 'List of The Glades episodes', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 80, 'bleu_score': 0.8702397637697911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14447219367478920673}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '28019988', 'title': 'List of The Glades episodes', 'section': 'Section::::Abstract.', 'start_paragraph_id': 3, 'end_paragraph_id': 3, 'meta': {'evidence_span': ['A total of 49 episodes of "The Glades" were produced and aired over four seasons.', 'A total of 49 episodes of "The Glades" were produced and aired over four seasons']}}]}]