Question: who does sansa stark marry in the book
[{'answer': 'Tyrion', 'provenance': [{'wikipedia_id': '1183383', 'title': 'Sansa Stark', 'start_paragraph_id': 15, 'start_character': 363, 'end_paragraph_id': 15, 'end_character': 369, 'bleu_score': 1.0, 'section': 'Section::::Storylines.:"A Clash of Kings".\n'}]}, {'provenance': [{'wikipedia_id': '1183383', 'title': 'Sansa Stark', 'start_paragraph_id': 19, 'start_character': 0, 'end_paragraph_id': 19, 'end_character': 849, 'bleu_score': 0.779138693941065, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11428300513669178657}, 'section': 'Section::::Storylines.:"A Storm of Swords".\n'}]}]