Question: when was the first standing army created in the united states
[{'answer': 'began in 1775 .', 'provenance': [{'wikipedia_id': '21001269', 'title': 'History of the United States Army', 'start_paragraph_id': 1, 'start_character': 38, 'end_paragraph_id': 1, 'end_character': 57, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21001269', 'title': 'History of the United States Army', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1141, 'bleu_score': 0.886896951096463, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2453916914424853806}, 'section': 'Section::::Abstract.'}]}]