Question: at which battle did the french navy help
[{'answer': 'Saratoga', 'provenance': [{'wikipedia_id': '2973792', 'title': 'France in the American Revolutionary War', 'start_paragraph_id': 6, 'start_character': 796, 'end_paragraph_id': 6, 'end_character': 804, 'bleu_score': 1.0, 'section': 'Section::::French involvement.\n'}]}, {'provenance': [{'wikipedia_id': '2973792', 'title': 'France in the American Revolutionary War', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 963, 'bleu_score': 0.9865312178338931, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4816303296870666085}, 'section': 'Section::::French involvement.:Debate over quiet aid or declaring open war.\n'}]}]