Question: causes of the fall of the western roman empire
[{'answer': 'the strength of the economy', 'provenance': [{'wikipedia_id': '923406', 'title': 'Fall of the Western Roman Empire', 'start_paragraph_id': 1, 'start_character': 512, 'end_paragraph_id': 1, 'end_character': 539, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'the religious changes of the period'}, {'answer': 'the efficiency of the civil administration'}, {'answer': 'Increasing pressure from barbarians outside Roman culture'}, {'answer': 'the competence of the Emperor ,'}, {'answer': 'the health and numbers of the Roman population'}, {'answer': 'the effectiveness and numbers of the army'}, {'provenance': [{'wikipedia_id': '923406', 'title': 'Fall of the Western Roman Empire', 'start_paragraph_id': 1, 'start_character': 24, 'end_paragraph_id': 1, 'end_character': 946, 'bleu_score': 0.872444438582559, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8748707045939308977}, 'section': 'Section::::Abstract.'}]}]