Question: who is the dragon in how to train your dragon
[{'answer': 'Toothless', 'provenance': [{'wikipedia_id': '18394730', 'title': 'How to Train Your Dragon (film)', 'start_paragraph_id': 6, 'start_character': 381, 'end_paragraph_id': 6, 'end_character': 390, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'provenance': [{'wikipedia_id': '18394730', 'title': 'How to Train Your Dragon (film)', 'start_paragraph_id': 21, 'start_character': 0, 'end_paragraph_id': 21, 'end_character': 1462, 'bleu_score': 0.9639563373336961, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17344551303853573479}, 'section': 'Section::::Production.\n'}]}]