Question: who is the president of allstate insurance company
[{'answer': 'Thomas J. Wilson', 'provenance': [{'wikipedia_id': '797063', 'title': 'Allstate', 'start_paragraph_id': 29, 'start_character': 12, 'end_paragraph_id': 29, 'end_character': 27, 'bleu_score': 1.0, 'section': 'Section::::Corporate leadership.:CEOs.\n'}]}]