Question: where is the majority of russia’s population found
[{'answer': 'the western part of Russia', 'provenance': [{'wikipedia_id': '1338528', 'title': 'European Russia', 'start_paragraph_id': 1, 'start_character': 16, 'end_paragraph_id': 1, 'end_character': 38, 'bleu_score': 0.668740304976422, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1338528', 'title': 'European Russia', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 325, 'bleu_score': 0.8633329017743551, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14308551660187499941}, 'section': 'Section::::Abstract.'}]}]