Question: when does the grand magic games arc start in the anime
[{'answer': 'The sixth season', 'provenance': [{'wikipedia_id': '45423497', 'title': 'List of Fairy Tail episodes (season 6)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '45423497', 'title': 'List of Fairy Tail episodes (season 6)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 817, 'bleu_score': 0.9291972541098931, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5144833506278759308}, 'section': 'Section::::Abstract.'}]}]