Question: when is the last episode of adventure time going to air
[{'answer': 'September 3 , 2018', 'provenance': [{'wikipedia_id': '55483037', 'title': 'Adventure Time (season 10)', 'start_paragraph_id': 25, 'start_character': 722, 'end_paragraph_id': 25, 'end_character': 740, 'bleu_score': 1.0, 'section': 'Section::::Broadcast and reception.:Ratings.\n'}]}]