Question: what is the most common surname in france
[{'answer': 'Martin', 'provenance': [{'wikipedia_id': '26810032', 'title': 'List of most common surnames in Europe', 'start_paragraph_id': 202, 'start_character': 47, 'end_paragraph_id': 202, 'end_character': 53, 'bleu_score': 1.0, 'section': 'Section::::Spain.\n'}]}]