Question: who bought london bridge thinking it was tower bridge
[{'answer': 'McCulloch', 'provenance': [{'wikipedia_id': '2023355', 'title': 'London Bridge (Lake Havasu City)', 'start_paragraph_id': 1, 'start_character': 329, 'end_paragraph_id': 1, 'end_character': 338, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2023355', 'title': 'London Bridge (Lake Havasu City)', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 205, 'bleu_score': 0.948006874591591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17823571620157219023}, 'section': 'Section::::History.\n'}]}]