Question: which nation emerged as the strongest country in the world as a result of the napoleonic wars
[{'answer': 'the British Empire', 'provenance': [{'wikipedia_id': '45420', 'title': 'Napoleonic Wars', 'start_paragraph_id': 6, 'start_character': 211, 'end_paragraph_id': 6, 'end_character': 229, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '45420', 'title': 'Napoleonic Wars', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 519, 'bleu_score': 0.7710579815920181, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16328200364291577029}, 'section': 'Section::::Abstract.'}]}]