Question: top ten youtube channels with the most subscribers
[{'answer': 'PewDiePie', 'provenance': [{'wikipedia_id': '40199886', 'title': 'List of most-subscribed YouTube channels', 'start_paragraph_id': 2, 'start_character': 202, 'end_paragraph_id': 2, 'end_character': 211, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'JustinBieberVEVO', 'provenance': [{'wikipedia_id': '40199886', 'title': 'List of most-subscribed YouTube channels', 'start_paragraph_id': 4, 'start_character': 414, 'end_paragraph_id': 4, 'end_character': 430, 'bleu_score': 1.0, 'section': 'Section::::Most-subscribed channels.\n'}]}, {'answer': 'HolaSoyGerman'}, {'answer': 'YouTube Spotlight', 'provenance': [{'wikipedia_id': '40199886', 'title': 'List of most-subscribed YouTube channels', 'start_paragraph_id': 2, 'start_character': 231, 'end_paragraph_id': 2, 'end_character': 248, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'T - Series', 'provenance': [{'wikipedia_id': '40199886', 'title': 'List of most-subscribed YouTube channels', 'start_paragraph_id': 13, 'start_character': 68, 'end_paragraph_id': 13, 'end_character': 84, 'bleu_score': 1.0, 'section': 'Section::::Milestones and reactions.:PewDiePie vs T-Series.\n'}]}, {'answer': 'elrubiusOMG'}, {'answer': 'TaylorSwiftVEVO'}, {'answer': 'RihannaVEVO', 'provenance': [{'wikipedia_id': '40199886', 'title': 'List of most-subscribed YouTube channels', 'start_paragraph_id': 4, 'start_character': 435, 'end_paragraph_id': 4, 'end_character': 446, 'bleu_score': 1.0, 'section': 'Section::::Most-subscribed channels.\n'}]}, {'answer': 'KatyPerryVEVO'}, {'answer': 'whinderssonnunes'}]