Question: who is the host of world of damce
[{'answer': 'Jenna Dewan - Tatum', 'provenance': [{'wikipedia_id': '35259095', 'title': 'World of Dance', 'start_paragraph_id': 10, 'start_character': 431, 'end_paragraph_id': 10, 'end_character': 449, 'bleu_score': 1.0, 'section': 'Section::::World of Dance Television Show.\n'}]}, {'provenance': [{'wikipedia_id': '35259095', 'title': 'World of Dance', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 588, 'bleu_score': 0.9090689619707361, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5892821540318541723}, 'section': 'Section::::World of Dance Television Show.\n'}]}]