Question: what country supported the united states after the battle of saratoga
[{'answer': 'France', 'provenance': [{'wikipedia_id': '2973792', 'title': 'France in the American Revolutionary War', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 6, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2973792', 'title': 'France in the American Revolutionary War', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 907, 'bleu_score': 0.985964042079227, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3839211603256814025}, 'section': 'Section::::French involvement.\n'}]}]