Question: who controlled the territory now known as vietnam prior to 1954
[{'answer': 'France', 'provenance': [{'wikipedia_id': '80356', 'title': 'History of Vietnam', 'start_paragraph_id': 84, 'start_character': 178, 'end_paragraph_id': 84, 'end_character': 184, 'bleu_score': 1.0, 'section': 'Section::::Monarchical period (938–1858).:Warlord era (1527–1802).:Tây Sơn dynasty (1778–1802).\n'}]}, {'provenance': [{'wikipedia_id': '80356', 'title': 'History of Vietnam', 'start_paragraph_id': 102, 'start_character': 0, 'end_paragraph_id': 102, 'end_character': 1870, 'bleu_score': 0.9846454718158941, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7038174440425098048}, 'section': 'Section::::Modern period (1858–present).:Republican era (1945–present).:Warring era (1945–76).\n'}]}]