Question: which country was the dominant power in europe following the seven years' war
[{'answer': 'Britain', 'provenance': [{'wikipedia_id': '19039354', 'title': "Seven Years' War", 'start_paragraph_id': 1, 'start_character': 314, 'end_paragraph_id': 1, 'end_character': 321, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19039354', 'title': "Seven Years' War", 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 859, 'bleu_score': 0.9613050207098811, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13417448308386490210}, 'section': 'Section::::Abstract.'}]}]