Question: who is the us ambassador to the czech republic
[{'answer': 'Steve King', 'provenance': [{'wikipedia_id': '8600872', 'title': 'List of ambassadors of the United States to the Czech Republic', 'start_paragraph_id': 59, 'start_character': 12, 'end_paragraph_id': 59, 'end_character': 22, 'bleu_score': 1.0, 'section': 'Section::::Ambassadors.\n'}]}]