Question: whos house was the hound in game of thrones
[{'answer': 'Lannister', 'provenance': [{'wikipedia_id': '2492086', 'title': 'Sandor Clegane', 'start_paragraph_id': 5, 'start_character': 107, 'end_paragraph_id': 5, 'end_character': 116, 'bleu_score': 1.0, 'section': 'Section::::Character description.\n'}]}, {'provenance': [{'wikipedia_id': '2492086', 'title': 'Sandor Clegane', 'start_paragraph_id': 5, 'start_character': 87, 'end_paragraph_id': 5, 'end_character': 739, 'bleu_score': 0.561002807059902, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16828633697032237211}, 'section': 'Section::::Character description.\n'}]}]