Question: when does how to teain your dragon 3 come out
[{'answer': '2019', 'provenance': [{'wikipedia_id': '39446286', 'title': 'How to Train Your Dragon: The Hidden World', 'start_paragraph_id': 1, 'start_character': 48, 'end_paragraph_id': 1, 'end_character': 52, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '39446286', 'title': 'How to Train Your Dragon: The Hidden World', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 383, 'bleu_score': 0.5790496084937401, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9495335458412762089}, 'section': 'Section::::Abstract.'}]}]